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FAQs on Terrestrial/Freshwater Hermit Crabs
Disease/Health
Related Articles:
Terrestrial Hermit Crabs, Freshwater
Crustaceans, Invertebrates
for Freshwater Aquariums by Neale Monks,
Related FAQs: Terrestrial
Hermit Crabs 1, Terrestrial Hermit Crabs 2,
& FAQs on Terrestrial Hermits: Terr. Hermit ID,
Terr. Hermit Behavior,
Terr. Hermit Compatibility,
Terr. Hermit Selection,
Terr. Hermit Systems,
Terr. Hermit Feeding,
Terr. Hermit Reproduction.
& FAQs on Marine/SW:
SW Hermit ID,
SW Hermit Behavior,
SW Hermit Compatibility,
SW Hermit Selection,
SW Hermit Systems,
SW Hermit Feeding,
SW Hermit Disease/Health, SW
Hermit Reproduction,
&
FW Crustaceans 1, FW
Crustaceans 2,
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http://www.landhermitcrabs.com/
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Land Hermit crabs 7/13/03
Hi there I was wondering if you can help us. We have 3 land hermit crabs.
The larger one of them (Sherman) was just purchased a few days ago, he was
active and happy. This morning I found him in the middle of the tank almost all
the way out of his shell and limp, but, when I touched his legs, he very slowly
moved back into the shell and has not moved since, (when you do touch the legs
it will have very slow movements).
<have you been misting these creatures daily or nearly so with fresh water? They
need the moisture to respire properly>
I have moved him into another tank. Once I moved him out and had a closer look
at him, I noted a lot of dried up and peeling skin? Its eyes are droopy with no
colour.
<the lack of water if a common error/mistake>
I found him in the middle of the tank on top of some food, taken from the dish.
The day before I didn't notice anything wrong, He did spend a lot of time in the
water dish and food dish though. The temperature of the tank is between 78 and
82 and the humidity is around 70%-80%.
<hmmm... my apologies. It sounds as though you are quite aware of the need for
hydration. If a rinse or spritz of the creature does not help... we are looking
at another issue indeed>
The other 2 crabs are fine and active. Is this guy dying. Please help me I am
the mother of 3 children who will be very upset when they wake today. Thank you
Sherman's mom
<hmmm... I suppose there are many possibilities... stress-induced trauma from
recent import not the least of them. I regret that I know little more about this
hardy creature than you/we could find with skilled keyword searches on the Net
and in books. Anthony>
Hermit Crab Mites?
I have had hermit crabs for 4 months. I noticed really small, tan/clear
bugs in the cage, crabs, and food dish. I cleaned the cage, but they are still
there. Where are they coming from? How do I get rid of them? Do they hurt the
crabs? I have lost two crabs.
<Hmm, sounds like mites to me, nasty little buggers. Check out the site below
for more info.
http://www4.tpg.com.au/users/vanessap/hermit/cs/cs_mites.html#grainmite Best
Regards, Gage>
Land Hermit Disease
Hi WetWebMedia crew,
<Hello, Gage here.>
About two months ago I have purchased two land hermit crabs. They seem healthy
to me but recently there is some talk about a hermit disease that kills whole
tank full crabs. They don't seem to shown any significant symptoms. Do you know
anything about this? Are there any known diseases that hermit crabs can
carry and that are dangerous to humans (like salmonella, cyst causing parasites,
etc)?
I have a 2.5 year old son who loves his crabs. I make him wash his hands every
time he handles the crabs but that is pretty tough for a 2 year old and I am
worried.
<I am not sure if they are as dangerous as say, a turtle, but I would definitely
keep up on the hand washing, better safe than sorry. http://www.hermit-crabs.com
has a section for popular myths, they mention Hermit Crabs spreading disease. I
would start searching there. Best Regards, Gage >
Thanks in advance, Iklil Palanduz
Help For Land Hermits? - 10/11/2004
Bob:
HELP
<OKAY! Well, actually, Sabrina here with you, this fine, rainy afternoon. Hope
to help you with your hermits!>
We have adopted 4 hermit crabs. The crabs are from a "mall hut". we live in a
small town and the pet stores have the shells, but not the animals.
<I actually recommend purchasing online from a reputable dealer and having them
shipped, before purchasing from the carts in the mall, which promote deleterious
conditions for these otherwise long-lived, fun pets.>
Any way... we are excited with our new family members.
<Glad to hear it - these *are* a very exciting animal!>
However, the "mall" group provides little info and we have been on line for
many days...we need good sound advice before we lose all four of our new
friends!!!
<I'm so happy you're eager to learn about your new animals. Hopefully we can
point you in the right direction!>
one of our new friends has dropped 3 legs, one being his big pincher. I am sure
I should worry, but I am trying to learn all about this as my little girls find
the body parts. HELP!!!!!!!!!
<I would indeed be worried. First off, are you positive that the crab has
dropped legs, or is it possibly just molting? Meaning, have you looked at the
crab, and he is shy three legs, or did you just find leg shells laying
around? Next, what sort of setup are they in? How large is the tank? What
kind of substrate are you using? What are you feeding them? Are you offering
them both freshwater *and* saltwater, in separate dishes? How warm is the
tank? Is the tank covered, and is it retaining humidity? Humidity is the most
important factor, here; hermit crabs, though they live on land, still breathe
with gills - and their gills need to be wet, or they will suffocate. If the
tank is too dry, it will promote poor health in the crabs. Also, this is also
the biggest reason to boycott those mall kiosks - I have never seen a mall cart
that had their crabs in any sort of a proper setup. Who knows how long your
crabs were at that place, with little to no humidity, etc., etc. The crab with
the missing legs was probably in ill health long before you acquired him.>
We want them to be part of our life, the girls love them and sincerely want to
take care of them (god knows this is more than they want to take care of their
room!!)
<Well, how about this - let me give you an idea of a good setup for the crabs,
and you can compare this to your current crab house and tweak your setup as
necessary. This is going to get lengthy, but don't be daunted! It's a very fun
experience! For three crabs, I would have at least a ten gallon tank. These
are very inexpensive; you may be able to find one for cheap or free through the
classifieds in your newspaper, even - new, they cost about ten dollars. Next,
the tank needs to be covered to hold in humidity. You could either use a glass
cover, or a lid/light combo, like those sold for fish tanks. If you need to do
this on the cheap, you could use just a piece of glass, Plexiglas, or even
simply saran wrap! Just needs to hold in the humidity. Speaking of humidity,
it would be a good idea to try to get temperature and humidity gauges. These
can be found at most pet stores that carry reptile supplies. As for heating the
tank, this may not be necessary, depending upon the temperature in your house.
You can keep them in a warm location, or you can get a device for heating the
tank. Many folks use under-tank heaters for hermit crabs. As for substrate,
the crabs will need to be able to dig to remain feeling secure, and so that they
can bury themselves when they need to molt. My own personal preference is
silica play sand, which can be found at home depot type stores for just a few
dollars per 50 pound bag. I keep mine just barely moist enough for the crabs to
dig and tunnel in. Commercial substrates like "Eco-Earth", "Forest Bedding",
and "Calci-Sand" (or any other sugar-fine aragonite) are other good
options. Next up, water. Despite common belief, it is now thought that *all*
species of hermit crabs absolutely require both fresh and salt water. This is
not a rough task, though it might sound like it. All you need is salt designed
for marine aquaria, NOT salt sold for freshwater fish (there is some debate
about this, but I stand VERY firmly by the idea that, if it's not good enough
for ocean animals, it's not good enough for my hermits, which ARE ocean
animals!). Just follow the directions on the container to mix up a gallon of
saltwater; you can use a gallon of drinking water from the store for this, and
then just have it on hand any time you need to change the saltwater
dish. Dishes for the water (and food) can be done on the cheap, too - plastic
lids from peanut butter jars will do nicely, or you can get fancy dishes from
the pet store. As for food, there are many commercial foods available
(including some good fish foods, which can be used). You can also feed them
non-citrus fruits (apples are a BIG hit with mine!), coconut, unsalted nuts, and
aquatic meats like shrimp and crab. Now for the best part - decoration! Hermit
crabs LOVE to climb! Driftwood, cholla, or any deciduous tree limbs (no pine or
other conifers) will provide fun climbing and hiding places. Half a coconut
shell can be cut to make a neat-o hideaway. Decoration can be done on the
cheap, and still look great, so no worries there, either. Just avoid anything
metal in the tank. So. A recap:
-10g or larger tank
-Lid/cover to hold in humidity
-Heat (or warm location)
-Temperature and humidity gauges
-Substrate
-Fresh water
-Salt water (gallon of water, marine salt mix)
-Dishes/lids for food and water
-Food
-Climbing/hiding spaces
And you'll be all set. Now, back to the injured/sick fellah, I would try to
keep him separate from the other two. I would not handle this crab, and try to
give him time to rest and recover from the likely poor conditions he was in at
the mall. Hopefully, with a bit of R&R, he'll come around. Definitely offer
him enough sand (or whatever substrate you choose) to bury himself in, in case
he is ill or stressed. Sometimes, just being able to hide from the rest of the
world is enough to make them feel better. I know I can relate to that!>
Besides, I would not want to take on a pet with out knowing how to take care of
it properly.....and I have just done that....
<But your willingness and eagerness to learn is a major boon.... Thank you for
seeking answers.>
I enjoy the little guys... A LOT...
<Me, too! Wonderful little critters, aren't they?!>
help me, help him, I think he may be leaving us, can I help him...please???
<Just as above, give him some space separate from the other crabs for a
while. Offer him enough substrate to bury in, and both salt and fresh
water. Offer him treat foods like apple, coconut, and uncooked human
consumption shrimp. Give him some time to recuperate, and hope for the
best. That's perhaps the best you can do.>
my e-mail would be XXXX please send me advice!!
<Also, please check out
http://www.hermit-crabs.com ,
http://www.hermitcrabassociation.com , and
http://www.landhermitcrabs.com for more information and also hermit crab
forums. There are many opinions out there on the forums, though, so please dive
in and research if you find something that you deem questionable. The salt
issue is one such topic that is, for some odd reason, hotly debated - and again,
hermit crabs are, in a sense, *marine* animals; I think it very important that
they have water intended for marine use, to provide them the nutrients and
minerals (like calcium!) that they need. Salt marketed for freshwater aquaria
does not provide this. Just my opinion, though!>
I like them as much as my girls, and want them to be fine and healthy.
<With your passion to learn, I am certain you are doing your best, and will
continue to do so. I daresay you will give your hermits the best chance at a
good, long life.>
help!
<I hope I have indeed helped, and not just confused the matter.... But either
way, good luck and long life to you, your daughters, and your hermits. Wishing
you well, -Sabrina>
Some kind of worms in the hermit crab tank!!
I have two small hermit crabs I keep in a small tank with pea gravel, a
water dish and a feeding dish. They also have some decoration and a small branch
to climb on. (although I have not seen them climb). I recently started misting
the whole tank when I've been taking them out for food/water changing and their
own misting. A day or two after this first tank misting I found a colony of
little white worms living in the gravel, just beneath where the food dish had
been. I gave the tank a scrub, threw out all the wormy gravel and cleaned the
rest. Now about a week later, I took a closer look under the food dish and found
more! Is this something in the food? I feed them dry Hermit food. Or
contaminated gravel? Or just normal for Hermits. It's really pretty gross. Any
help would be great! Thanks
>>>I really have no idea Amy, some kind of fly larvae/maggots perhaps.
Jim<<<
Hermit Concerns - 09/26/2004
<First off, Lisa, please forgive me for the delay in response. Sabrina with
you, tonight.>
I came home tonight and found one of my hermit crabs alive and in his shell but
his pinchers and legs were beside him not attached anymore. What happened??
<First off, are you 100% positive the legs themselves are off, or has he simply
molted? It can certainly appear that they've lost legs if you find bits of
exoskeleton laying around, but then later see the crab walking around perfectly
intact.>
What do I do? He is still alive but has only one leg.
<So you've seen the whole crab, then? Not just the bits of legs? If he really
has lost all his legs but one, there's not a whole lot you *can* do, but hope
that he can still feed himself. If he cannot feed himself, I have heard of
success with hand-feeding them, but it's not very likely to do the trick,
unfortunately. Be certain to keep his tank very humid (75-80% humidity - might
consider getting a hygrometer) and be sure to offer him both freshwater *and*
saltwater (use a marine aquarium salt to mix the saltwater). Keep the tank's
temperature warm, too, 70-80 degrees.>
Will he survive?
<I'm sorry; I do not know. Stranger things have happened, but we can only do
our best.... Definitely try to keep his tank warm and humid, and just care for
him as best you can. They can and do regrow legs, but this might be just too
much to recover from. My fingers are crossed.>
We had been out of town and their sponge was dry. Does that have something to
do with it??
<It is possible. Humidity is *extremely* important to hermit crabs.>
Should I leave the legs in there or remove them or what do I do?
<*If* the crab has only molted, and really still has his legs, he should eat the
old shells. If they are actually his legs, remove them, as they will rot and
stink.>
Sorry if this is a stupid question.
<The only stupid question is the one that goes unasked. Thanks for writing in.>
Lisa :)
<Wishing you and your hermit well, -Sabrina>
Hermit Concerns - II - 10/05/2004
Hi Sabrina.
<Hi again, Lisa.>
Thanks for replying. My hermit crab did die. We had a little funeral for him.
<I'm so sorry to hear of your loss.>
What do you supposed caused this? I read somewhere that he was possibly
stressed out for many different reasons.
<Stress is likely a big factor; other things, like bacterial infections, may
have been at play, as well. I'm afraid that not much is known - or at least
easy to find - about the illnesses of hermits.>
I did go purchase a heater and all of my other crabs seems to be ok.
<Glad to hear that. Make sure the tank stays nice and humid, too.>
By the way I was 100% sure his legs were off. I mean all he had in the shell
was his body and one leg.
<Poor feller!>
That one finally fell off and the next morning he was dead. His little body fell
right out of his shell when I picked him up. It was depressing. Oh well.
<Again, my condolences for your loss.>
Thanks again. Lisa
<Take care, Lisa, and thanks for writing in. Wishing you and your other hermits
well, -Sabrina>
Hermit Crabs - The Land-Dwelling Type 05/07/2004
I had paid for 2 hermit crabs. A month later the first one I found out of
his shell dead, and the 2nd hermit crab was in his shell and then next day, 2nd
hermit crab had moved back in his own shell. Then 2 week later 2nd hermit crab
died out side his shell.
<I'm sorry to hear that :( >
I am new at this and don't understand why they died.
<I'm afraid I don't, either. I have, though, found a decent care sheet online,
and I do hope that this will help get you re-started. Furthermore, on this link
is also a forum, where you can detail your situation to the other forum users,
and see if they can help you discern what happened, and whether it is
preventable should you try hermits again.
http://www.landhermitcrabs.com/
I would guess that the crabs were either in poor shape to begin with, or lacking
something crucial to survival, like water. Without more detail on their
housing, temperature, humidity, etc., it will be difficult to determine exactly
the cause of death. I do recommend that you get on that forum, read that care
sheet, and try again, implementing everything that you learn.>
My 6yr old cried and cried. I want to get another but scared to.
<Understandable - but I think that, once you have a good understanding of these
animals' needs, you could be confidant to try again.>
I read a clipping saying they might not be dead so I still have 2nd
hermit crab and hoping comes alive but I don't know if that article is right or
I misunderstand the article.
<My only best guess is that it was referring to the empty shell of the crab's
exoskeleton after molting.... but I don't know.>
Can you please help me and tell me what I am doing wrong.
<I wish I could, Melody. I'm sorry I don't have any more to tell you - but I do
think you'll find that link useful. A simple Google search of "land hermit
crab" will probably yield lots of information, as well. Wishing you, your
kiddo, and your future pet crabs well, -Sabrina>
Melody Linton
Dead Hermit
Hello, I am so sad! I have had my two land hermit crabs in the same exact
environment for over 1 year, with fresh food, fresh water on a sponge, toys,
sleeping cave, etc. Five days ago, one of them died. I was concerned about the
other one being lonely, then all of a sudden, he too died yesterday.
<Wow, I'm sorry for your losses. that's very surprising.>
I am baffled at what might have killed them? I have to admit when I got them,
the book I got never mentioned that daily spraying is necessary, and I bathed
them but hardly sprayed them. I also have a water softening system, and did not
know that could cause harm. My question is, if I was so utterly irresponsible
with their care, how is it that they both died within 5 days of each other?
<these animals are extremely hardy, most likely something might have been
sprayed into the tank like a cleaning chemical or perhaps you had changed around
their location in the room, for instance a woman last week lost her land hermit
crabs due to the fact she had moved the tank closer to a heat register without
realizing it. The heat was to much for the crabs.>
After reading your website, I feel so super guilty for not caring for them
properly. Could the sponge have acquired a bacteria that might have killed them?
I cannot think of anything else.
<it might have been, but I've known many people that have kept the same sponge
in their tanks for many years with no problems.>
We buried them in their own boxes, side by side, and I truly miss them. Is it
stupid that I am crying right now as I write this?
<It's not stupid, it shows that you actually cared for the animals you brought
into your home. I would much rather have people like you in the world then the
idiots I see walking into the pet stores every two weeks to purchase
"replacement" animals.>
Thanks for any help.
<I suggest you check out the land hermit crabs forum. it's a fun place, lots of
people their know their stuff about these weird little critters.
http://www.landhermitcrabs.com/
Check the place out I imagine you will fit in quite well with LHC owners. Good
luck. Magnus>
Land Hermit Crab Question?
>>I am going ahead and retyping much of this as it is so short.
>Yes I have two hermit crabs and I've never seen one molt so my biggest one lost
its legs. I thought that it was molting but after three days I smelled
something and he smelled bad. Would it be [he] died or is this something that
they go through when they molt? If you can, please write me back and let me
know. Thanks, Tanya
>>Well, Tanya, I'm going to assume that you mean to say you have land
hermits. There are two commonly kept species that I know of, the Caribbean and
the Ecuadorian. Both require sand deep enough to molt in, as it seems you may
know (?). However, it seems the nose knows, if it smells bad my guess is it did
indeed die. I will link you to a site where I've learned not only what kind of
land hermit my oldest son "blessed" us with (which has been buried in the sand
for about three weeks, we assume to molt as he stays tight in his shell and
doesn't smell), but how to care for him. The sites are
http://www.hermit-crabs.com/ and http://www4.tpg.com.au/users/vanessap/hermit/cs/ Best
of luck! Marina
SHEDDING HERMIT CRAB PROBLEMS
I hope you can help us, I searched for an answer to this puzzling situation
on your site but could not find one. My son has 2 land hermit crabs that we
bought about a year ago. One is a larger dark red hermit crab and the other is
what we consider a "baby", he is in a small shell about the size of the flat
part of your thumb and he is lighter in color, more of a reddish white. We have
never had problems with them in the past and we follow all the instructions we
were given on caring for them.
They are in a medium sized tank with colored rocks on the bottom (we sometimes
use Calci- sand but the upkeep is harder so we switched back to rocks about 2
months ago), we have 3 small sponges placed throughout the tank and a small bath
with water, we have small shell dish to hold the food and a little house for
them to sleep in, we also have a piece of cholla wood which we added about 2
months ago (which they never gained interest in).
Basically they keep to themselves and don't do much except when we give them a
quick bath every week or so and clean the cage, then they seem to be pretty
active for about 24 hours and then they retreat back to doing nothing most of
the time. My son is supposed to keep their sponges wet and give fresh water
daily, however he sometimes slacks off a bit and a day or so passes before he
does it but for the most part they usually always have fresh water and they
always have fresh food (FMR hermit crab food and treats). We have not changed
anything recently and I have never seen them shed like I have read about.
A few days ago I looked in the tank and saw the little guy with half of his
body hanging out of his shell which is VERY unusual for him) and he was
EXTREMELY white and dried up looking. I didn't know if he was dead or just
shedding but since his color was SO WHITE, I thought the worst, he looked DRIED
UP, so I checked and they had fresh water and sponges and my son said he changed
it the day before and both crabs were fine. I started to pick the crab up and it
looked like his body was going to break in half and fall out of the shell so I
left it alone, in case he was shedding, I didn't want to disrupt him. I figured
we would wait and see what happens.
The next day he was in the same spot, not moved at all, however a leg had
fallen off of his body, which gave me hope that he was shedding and not dead.
Then today I checked again (3rd day) and now the entire front half of his body
is out of the shell and looks like it moved ( I don't know if the other crab
moved him or if it was like a spontaneous eruption) but he appears dead as can
be since I think I can see his eye in the broken part of the body.
I plan to remove it from the tank, but I first want to be sure that he is in
fact dead and this is not some sort of shedding process, please give me advice
on what to do. I don't want to just give up hope, but I'm pretty sure he's dead
and my son is heartbroken.
Can you please tell me what could have caused this so suddenly? I mean one day
he was fine and the next day his body changed color and broke in half and came
out of the shell, I don't get it.
< An arthropod is never so vulnerable as it is when it molts its old skin. This
shedding process is very tough on them and they really need to be misted to stay
moist through the entire process. If they dry out and can't shed then the new
softer skin is restricted. This soften skin also leaves them vulnerable to
predators like other larger crabs. I suspect that the humidity was not high
enough in the tank or the larger crab killed the smaller one when it turned
white and tried to shed. Next time I would remove the smaller crab when they
turned white and increase the humidity until the old skin is shed and the new
one has hardened.-Chuck>
Shrinking Crab Problem?
This afternoon, I looked into my crabs container to see his front
end sitting out on the open. When I peeped into his shell, I saw an unusual
sight.
My crab was light, light brown colour with none of the original markings
and he was a way, way, way, super way, smaller size. Instead of just barely
fitting in the shell, this different crab it was nicely buried inside.
This couldn't have been a crab attacking another crab because there was
only one in the tank.
Could he have molted and became smaller or just had baby that ate it?
<Perhaps the original animal did perish... but they can/do shrink down in
size, molting at times... due to a lack of nutrition, poor water quality. Bob
Fenner>
Hermit Crab Problems
I am sorry to bother you with this, but I didn't find my answer in
the different web pages that I browsed. I have had a hermit crab, Crusty,
for almost 2 years now. He has molted several times, quite normally. Last
summer we added another crab, Crispy, to the cage. They have both been acting
quite normally, and Crispy recently molted. However, Crusty, the older one,
doesn't look very good. He's hanging out of his shell looking very floppy--a
bit different than when he molts. I confess that I didn't smell him--I'll do
that tomorrow. I will also confess that my son has not watered them for a day
or 2.
Can you help? Thank you for your time! LMG
< The biggest killer of land hermit crabs is the lack of humidity. During the
summer the elevated air temps reduces the humidity and these little guys dry out
and die. Older crabs may be more susceptible than smaller younger crabs.-Chuck>
I'm worried about my Hermie 7/7/05
Hi! Approximately 2 weeks ago, I purchased 2 Ecuadorian hermit crabs. One is
about 2-3 inches big and the other one is tiny and about 2-2.5centimeters. Their
container is 12 x 7 inches and kept at around 78°F. I use Calci-sand as a
substrate and make sure they always have adequate food & water (stress coat
treated). I also have a Hermie hut and a few shells in there. (I don't know if
this is relative or necessary, but I thought I'd provide the information just in
case it is).
Well, at the start of this week I found one of the legs of the larger hermit
crab lying in the tank. Prior to this they both seemed very happy and healthy,
and the small one is still active as ever. I've read through your website and
I'm aware of the factors that may cause them to lose a limb.
There aren't any mites or anything so I figured it was stress. He hasn't lost
anymore legs since and I know that it's possible for them to grow them back when
they molt, so I figured he would be okay. But this entire week he's only come
out of his shell once. And that was after I misted him. But now he's not coming
out at all or eating at all. Even at night or when I mist him. He doesn't dig or
move or anything. I know he's still alive because he twitches when I touch his
legs, and if I take him out and hold him for a while, he'll come out just enough
so I could see his antenna twitching around, but he always just retreats back
after a while and other than that I haven't seen him all week. I'm worried about
him and I'm wondering if possibly you have any explanation for this?
Thanks a lot!
Jessica
<Please read:
http://www.wetwebmedia.com <<? RMF>>
More On The Worrying Hermit - 07/13/2005
Hey Bob
<Actually, Sabrina here.... Bob's pretty taxed from so many incoming
questions.... Pretty busy season we've got right now! Plus, I'm also a hermit
crab geek ;) >
Sorry to bug you again, but I wrote you the following message last week. Well,
today the crab who lost a leg died. =(
<I'm so sorry to hear it....>
I think he died at least, I smelled him and he has a peculiar fishy smell, but a
faint one.
<A strong sign of a hermit's passing. Again, so sorry.>
I'm kind of a newbie at this and don't know exactly if this is the shed of the
exoskeleton after a molt or if he's dead.
<I'm assuming the "dead" hermit/shed exo is outside the shell at this point? If
so and there's no hermit in the shell, yeah, I fear the little guy's gone to the
great ocean in the sky.>
I've read through the page you sent in your reply as well as throughout the
website, but I just can't seem to find any information that matches up exactly.
I saw people writing about limbs coming off, but not strange behavior or
anything afterwards such as I described to you in my previous email.
<Your previous email does, in fact, sound like the little dude may have been
doomed from before you got him - lethargy is a very strong sign of
problems. Invertebrate disease isn't a widely studied or discussed topic, so it
is very, very hard to say what specifically may have caused his decline.>
I'm especially concerned since now, my other hermit crab isn't acting himself
and I think there's a strange liquid at the opening of his shell.
<Can you describe this strange liquid?>
I'm not entirely sure, as his shell is a dark color and it's hard to tell since
it emits glare. I know I've read about this somewhere, too. But I can't seem to
find information now when I'm most desperate for it.
<If he's just starting to look a little gray or "washed out", I would wager that
he's just gearing up for a molt. If he takes off and digs underground, leave
him alone, and let him do his thing. I recommend that you slightly moisten at
least one area of the sand that is at least deep enough to completely cover him
if he digs in.>
I just can't figure out what the problem is!! I thought my bigger one would be
okay, they have all the necessary supplies as far as I know, I described them to
you in my last email.
<Yes.... The only things you haven't mentioned are humidity and
saltwater. High humidity is crucial - life-and-death important - for hermit
crabs. Do you have a humidity gauge? Also, Ecuadorian hermits (Coenobita
compressus) require saltwater in addition to freshwater.... This means two
separate water bowls. I *strongly* recommend using a salt designed for marine
aquariums INSTEAD of the oh-so-popular Doc Wellfish or other salts designed for
freshwater aquariums.... Basically, if saltwater fish can't live in it, I
wouldn't give it to my hermits and assume it is anything like sea water. Marine
salt will help give him the calcium and iodine that he needs to complete a
successful molt.>
I'm desperate for your help and I really don't want to lose another one. I've
grown rather fond of them, actually.
<C. compressus are my favorites.... I have several of my own. Erm, come to
think of it, I did find that larger Ecuadorians tend to be a little more prone
to being stressed after purchase.... possibly more likely to have disease - I
dunno. My littler ones were a great deal more lively just after purchase, and
continue to be as lively and healthy as they've grown.>
Please, any response would be appreciated. I'm sorry for the trouble, thank you
so much for your time.
<No trouble.... and glad to be of service. The most crucial thing here is HIGH
HUMIDITY. If it doesn't smell like a freakin' rain forest in there, it's
probably not humid enough. Get yourself a humidity gauge, and get the humidity
up to at least 70%, preferably a bit more. Also, please take a look at
http://www.hermitcrabassociation.com and
http://www.hermit-crabs.com . You'll find oodles of information there. I
hope it helps you out some.>
Jessica
<Wishing you and your hermit(s) well, -Sabrina>
|
Land Hermit In Distress - 09/17/2005
Hi
<Hello, Jenni.>
I hope it's not too late for him. I have a large hermit crab about the
size of a 10 year olds fist. Had him for a round a year. The habitat has a
heat pad (small) and salt, fresh water and usual food.
<Good.>
Humidity is fine.
<Very humid, then, yes?>
I have just had a smaller crab molt then die. Now the big guy is really
limp almost hanging out of his shell and not retreating when I change water etc.
<Not a good sign....>
He has a shell to move to if he needs,
<Perhaps offer others as well; hermits can be picky as to what type/size
of shell they prefer.>
and generally he is really happy. He sat in his salt water dish for 24
hours -
<Also a very bad sign.... Do you know what species this crab is?>
the middle size crab did this just prior to changing his shell a week or
two ago.
<I would increase the amount of iodine in his food (human consumption
shrimp with shells still on, krill, seaweed, other foods high in iodine content)
and calcium as well (there are supplements you can use that are designed for
reptiles). If he is gearing up for a moult, this is important stuff for him. I
add iodine to my land crabs' water. I use Kent marine iodine, and add a couple
drops in their gallon pool of freshwater and a few drops in their 2 gallon
saltwater pool in addition to feeding foods listed above. This is a water
supplement designed for saltwater reef tanks to keep iodine levels safe for
those animals that not only drink but actually live in the water. As yet, I
have not seen any bad moults in my hermits, and it's been a little over a year
and a half.... I really think that, like with freshwater shrimp, many
moult-related deaths can be avoided by seeing to it that these animals are not
deficient in iodine. Be sure his substrate is moist and deep enough to dig in,
so he can head underground if he does end up moulting.>
Please help I'm really worried we may loose him.
<I've got my fingers crossed for him.>
Jenni Lawson
<Wishing you and your crabsters well, -Sabrina>
Land Hermit In Distress - II - 09/19/2005
Hey Sabrina
<Hi again, Jenni>
Thanks for the advice. I have isolated him and am keeping a close eye. He is
just hanging out of his shell and staying under his log tunnel. Guess I will
know what the result is in the next 24hrs.
<Crabs are resilient animals; I'm keeping my fingers crossed....>
He hasn't touched his water or food overnight, not looking so good.
<I do agree with you; time will tell.>
Just bought 3 lively little critters (just in case), I don't want the remaining
guys to get lonely, but they are not nearly his size, just medium size. Not
sure about the type of crabs we have in Australia.
They look like Eq's and require salt and fresh water.
<Could be the "calico" or "crazy" crab folks speak of; seems they are common
there and may actually be a sort of a color morph of Ecuadorian hermits
(Coenobita compressus - incidentally, my favorite). I do recommend that you try
to be sure these guys do get enough iodine-rich foods in their diet.>
Thanks for the kind wishes.
<Any time.>
Jenni
<Hoping for the best, -Sabrina>
Hermit Crab Nudist - Land Hermit In Distress, III - 10/09/2005
Oh hi, it's me again.
<Hi, Jenni! Sabrina with you this evening.>
I hope you don't mind but regardless of the website I just can't seem to get the
answer I need and you were so helpful last time.
<I don't mind in the least, and I'm glad I was able to be of service to you!>
Our favorite and longest resident crab has just molted and is hanging about
naked.
<Mm. Not a good sign. Keep that humidity *high* - 'round 80%. Offer him many
sizes and types of shells. If possible, have him separated from any other crabs
in the tank; perhaps in a completely separate tank.>
He has eaten most of his exoskeleton and was in his old shell until this morning
should I wash him and place him isolation just with his shell or what? I have
misted him so he says wet.
<I wouldn't actually wash him; misting is okay. Allow him saltwater and
freshwater deep enough that he can submerge himself, and a structure for
climbing out of the water.>
Any suggestions?
<Just as above.>
Jenni Lawson
<Wishing you and your nudist hermit well, -Sabrina>
Hermit Crab Nudist - Land Hermit In Distress, IV - 10/13/2005
Hi, thanks for your response.
<Any time, my friend.>
He seems to be doing well I separated him from the other crabs and left him with
a cleaned out shell beside him in the dark for a couple of days. He has returned
to his shell
<Oh, *very* good news.>
doesn't seem to be moving around the tank much but I've have seen him moving his
legs in and out of the shell. His skin has now started to pink up so I guess it
is a just a matter of time until he starts to walk about again.
<Likely so. Do not handle him during this time.... let him recuperate.>
Just out of curiosity can I clean up the rest of his exoskeleton he ate what he
needed and the others seem to have had a nibble but I'm concerned about how
smelly it can get!
<Indeed! If it is smelly, go ahead and remove it.... Give 'em some krill or
shrimp tails, hopefully supplemented with calcium.... They should be fine with
that.>
Jenni
<Wishing you well, -Sabrina>
|
Terr. Hermit, Child acting like Moby Dick - 4/11/2006
Hi! My daughter had two small hermit crabs. They were fine until one of her
friends came over and stayed about 2 days during spring break. I didn't know
until after the child left that she had been putting the crabs in her mouth and
closing her mouth to make them come out of there shell.
<Yuck!>
This child had pneumonia I do believe. A couple of days later after she left to
go home, one crab began what looked like he was blowing clear viscous bubbles
out of his mouth, nose , what have you. Could he have contracted this pneumonia
germ from this child? Thanks, Tammy
<... Don't know... but do doubt this... perhaps just the stress, change in
humidity... Hopefully this Hermit will recover. Bob Fenner>
Re: Hermit Crabs...sad ending 12/9/06
<<Hello, Claire.>>
Thanks for getting back to me but my crab died last night. He was ice cold this
morning and not moving at all. I have had him about 3 years don't know how long
crabs live.
<<Very sorry to hear about your pet, Claire. Land Hermit crabs can live for
quite a long time, ten years and potentially longer than that. Moulting and
"shell seeking" is part of their natural behavior so it would be unlikely that
this transition, alone, would be responsible for the death. They are, however,
most vulnerable during this time to predation which was my original concern.>>
Thanks again for your help.
Claire
<<I obviously wish I could have been a greater help to you and your Hermit,
Claire. Clearly, there was something amiss that neither of us could have
foreseen. Sorry once again. Tom>>
My Terrestrial Hermit Crab
has lost a leg 7/29/07
Hello,
I bought a hermit crab and brought him home a week ago.
He was fine until he lost a leg. He is still alive and hardly moves (he can't
walk).
I spray him with dechlorinated water everyday and put him on top of some food.
What should I do?
David
<Hi David. It doesn't sound like your Hermit Crab is feeling too well. Perhaps
his home isn't as comfortable as it should be. Please reply with the following
information:
What is the substrate you use (sand, gravel)?
What is the humidity of his environment?
What is the temperature of the surface of the substrate?
What is the temperature of the air?
Do you use a heat pad under the tank or a light?
Is the heat pad or light positioned on one half of the tank only?
Do you provide fresh dechlorinated or spring water daily?
Do you provide fresh food and remove the old daily?
Do you provide different size shells for him to switch if need be?
Hermit crabs generally need humidity of at least 70% and temperatures that do
not drop below 72F. They enjoy company of their own kind and are known to travel
in packs in the wild. You shouldn't spray them down EVERY single day. Once or
twice a week will suffice. However, spraying keeps the humidity up so you CAN
spray the substrate (sand, hopefully) every day, several times a day if need be.
Regardless, if you provide him with all of his needs he can grow his leg back as
he molts. So, as you can see, you've got some testing to do and perhaps some
environmental concerns to alleviate if the results are less than satisfactory.
For the time being, here is a link to help you:
http://www.wetwebmedia.com/FWSubWebIndex/fwcrustfaqs.htm
Good luck and reply back if you need any more help. -Paul>
Re: My Hermit Crab has lost a
leg – 07/30/07
> <Hi David! Twothless here.>
> Thanks but he died 3 hours after I emailed you- but please tell me what I
should do for my other crab.
<Aww, Sorry to hear that>
> Answers to your questions:
> What is the substrate you use (sand, gravel)? -Gravel. Should I use sand
instead?
<Yes, absolutely.>
> What is the humidity of his environment? -I don't know.
<Not good at all. Humidity/temperature gauges are very cheap, can be bought
right where you bought your Hermit Crab and are easy to use. Just place it
directly where you want to test the humidity and temperature and you'll have the
reading within minutes.>
> What is the temperature of the surface of the substrate?-I don't know
<Again, not good. See answer above.>
> What is the temperature of the air? -I don't know (the house temp is
generally 70 to 72 degrees Fahrenheit)
<I don't mean to sound like a broken record but, again, not good at all.>
> Do you use a heat pad under the tank or a light? -No heat pad. I have a light
but don't leave it on all the time
<Some type of heating element must be employed to keep the environment at, or at
the very least, close to, the recommended levels for your Hermit Crab. A very
small heat pad stuck to the underside of one end of a ten gallon tank works very
well. The heat pad only at one end will make that side of the tank warmer and
give the hermit crab a choice of temperature gradients. Lighting isn't exactly
necessary as ambient light from windows is plenty for them to see. If you DO use
lighting, try to use a fluorescent conversion as it won't generate too much
heat.>
> Do you provide fresh dechlorinated or spring water daily? -Dechlorinated
daily.
<Good!, some folks actually provide a dish of fresh water AND a dish of salt
water for them to soak in. The salt should never be aquarium salt or table salt
though, only oceanic salt mixes.>
> Do you provide fresh food and remove the old daily? -Every other day.
<Good! They also like fresh fruits and veggies from time to time.>
> Do you provide different size shells for him to switch if need be?-Yes.
<Good!>
> Tell me if I am doing anything wrong and what I should do differently!
<It's all up above.>
> Thanks!
> David
<Glad to help! Get started fixing up your Crabitat so that your remaining one
will remain healthy. Perhaps another crab or two would help keep him company as
well. Anyway, don't forget to read this entire page that I think will help
provide a ton of answers for you:
http://www.wetwebmedia.com/FWSubWebIndex/fwcrustfaqs.htm You can also use the
WWM Search Feature on this page:
http://www.wetwebmedia.com/WWMAdminSubWebIndex/question_page.htm Good Luck with
your Hermit Crab! -Twothless>
Re: My hermit crab has lost a
leg – 08/02/07
< Hi David! Twothless here>
Thanks! Two more questions:
How do you tell the difference between a male and female hermit crab?
<Good question! You'll have to place the Hermit Crab into a clear container or a
glass bowl and view it from underneath. When the Hermit Crab comes partly out of
the shell to move around, look at its second pair of legs from the claws. At the
base of these legs, a female will have a very small opening called gonopores.
There will be one on each 2nd leg. No gonopores means its a male.>
If I serve fruits and veggies, what do they like best and how do I serve
them?
<Hermit Crabs like flower petals such as Dandelions, Daisies, Hibiscus, Rose,
Sunflower and probably more (Google or WWM Hermit Crab diet). They also need
lots of protein. 50% of their diet should consist of proteins from eggs,
Spirulina, beans, nuts, seeds. Spirulina is a favorite as it is easy to keep on
hand in the form wafers. You should provide one or more of the following at
least twice a week to provide much needed zeaxanthin: Orange bell pepper,
Broccoli, Cilantro, Collards, Romaine Lettuce, Frozen Peas (served thawed and
shelled). All of these foods are best served chopped-up into morsels small
enough for the crab to handle them easily. Of course, store bought Hermit Crab
feed is a good idea to offer regularly as well. Presumably, these blends contain
much needed micronutrients and the like. Try to supplement their diets with
reptile calcium powder that contains vitamin D3. Add a light sprinkling on their
food a couple times a week. Again, try Googling Hermit Crab diet and other such
keywords and you will instantly be inundated by websites containing MUCH more
information than any one person or source could ever offer. Good Luck and Bon
Appetite to your Hermit Crab/s!>
Thanks!
David
<You're VERY welcome! I'm glad you are taking the initiative to correct your
Crabitats shortcomings. - Twothless>
Re: My hermit crab has lost a
leg – 08/02/07
I updated my Crabitat today just as you recommended, but I have one problem.
When I spray my crab, sand sticks to him.
Is that a problem?
<No. It shouldn't be a bother at all. I think you'll soon find that they really
like to bury themselves, partially, into the sand when they sleep. So, sand
sticking to them temporarily is of no consequence.>
Thanks!
David
<You're very welcome. - Twothless>
Hermit crabs, human hlth. 5/1/08
Hi
I just have a few quick questions. My daughter is very ill and can not be around
any disease carrying pets someone suggested a hermit crab to her and she has
been searching to see if she can have one. Do they carry any diseases that can
be transmitted to humans?
<Mmm, not unless the human is badly challenged immunity wise... some waste
bacteria...>
Are they expensive to take care of?
<Mmm, no>
I hope to hear form you soon. I would like to purchase a couple as soon as I
know if they are safe for her because we don't know how much longer she will be
with us and I want to give her what ever she wants but sometimes I can't. She is
just recently without her dog due to this illness and now she just wants
something she can love. Also if they are safe where is the most reputable place
to buy them? I only have corporate pet stores near me like Pet smart and Pet co.
<Some of these (due to individual staff) are excellent. I would visit, engage
them in conversation... purchase a small book on Hermit husbandry, read it with
your child. Oh, and do read here:
http://wetwebmedia.com/FWSubWebIndex/hermitcrabfaqs.htm
for some general care input>
Thank you
Valeri
<Welcome. Bob Fenner> |
|