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FAQs on Achilles Tangs Selection
Related Articles: Acanthurus
Tangs, Naso,
Related FAQs: Acanthurus
Tangs 1, Achilles Tangs 2, & FAQs
on: Achilles Tangs Identification,
Achilles Tangs Behavior, Achilles Tangs
Compatibility, Achilles Tangs Systems,
Achilles Tangs Feeding, Achilles Tangs
Disease, Achilles Tangs Reproduction,
& Acanthurus Tangs 2,
Acanthurus Tangs 3,
Acanthurus ID, Acanthurus
Behavior, Acanthurus
Compatibility, Acanthurus
Selection, Acanthurus
Systems, Acanthurus
Feeding, Acanthurus
Disease, Acanthurus
Reproduction, Powder
Blue Tangs, A. sohal, A. nigricans & A. japonicus,
Surgeons
In General, Tang ID,
Selection,
Tang Behavior,
Compatibility, Systems,
Feeding, Disease, | 
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Mixing Tangs (Can be done, but…) – 09/19/09
I know I know the title alone probably has you cringing.
<<Not at all, mate. If the system is large enough and consideration
given/configured for such, this can be done. My own 375g display houses
five Tang species from four genera>>
But I'm not "new to the game" of fish keeping by and large and this is
why I'm seeking advice.
<<I have more than three decades in the hobby myself…but can always
listen to some advice>>
I'll readily admit I'm SOMEWHAT of a risk taker with my fish (as far as
species selection).
<<You should read some of Dr. Ellen Thayer’s adventures/thoughts on
marine fish keeping>>
Currently I have a 125 reef with a 30 gal sump.
<<Mmm…marginal for a multiple-Tang system…but much will depend on your
species selection here>>
At least IMO lightly populated with an African color variant Midas
Blenny, Neon Goby, Copper Banded Butterfly (Like I said I'm a risk taker
;P
<<I have one as well>>
He eats like a hog and I've had him for a while and waited for quite a
long time to get one that I could demonstrably see eating frozen before
buying),
<<Can make all the difference>>
Scooter Blenny (Same as Copperband waited a long time to find one that
seemed suitable to be taken home)
<<Indeed…yet more suitable/often easier to keep than the “more popular”
Dragonettes offered>>
and my newest addition, which is a Half Black Mimic Tang (Acanthurus
chronixis).
<<Neat fish…one of my five is the “Chocolate” Mimic Tang (A.
pyroferus)>>
There's one more fish I'd really really really like to get which is
probably going to cause an eye roll, and that's an Achilles Tang.
<<One of my absolute faves…and one I don’t have…but not because they
aren’t available. This Tang is surprisingly delicate as Tangs go…just
acquiring a healthy and undamaged specimen can be a challenge…and it
requires a very large system with very dynamic water movement and much
swimming space for its long-term good health>>
This would be the last fish added to the system and will probably be a
while coming due to the fact that they're hard for my LFS to get and I
am selective about what I'll shell out cash for. But assuming I find a
healthy looking Achilles on the smallerish side as they can be
aggressive is it plausible to keep it in the tank with the Mimic without
causing problems.
<<I have an Acanthurus leucosternon housed with my A. pyroferus with no
issue (the Mimic was introduced/established before the Powder Blue was
added)…so housing aggressive species together can certainly be done. But
I think the bigger issue here is the size of your system and its
suitability for the Achilles, period>>
Obviously I'm primarily worried about the Achilles beating up the Mimic
as the Mimic is of the more timid variety of tang and the Achilles is a
no nonsense type of fish when it comes to running the tank.
<<Agreed…but behaviors can be modified/intensified when fishes are kept
under unsuitable conditions>>
They are both Acanthurus which is generally a no-no except in very large
systems, but I'm wondering if the fact that one is a Mimic of a pygmy
angel might allow me to get away with it what with the addition of the
Achilles last.
<<Honestly my friend, I don’t consider your tank big enough for the
Achilles on its own>>
Your advice on this matter is greatly appreciated as I've gotten nothing
but good stuff from you guys in the past!
<<I would love to be able to tell you to “go for it,” but the truth of
the matter is I would not expect the Achilles to survive…and certainly
not thrive…in the long term. I do think however that you could house two
tangs in this system…perhaps a similarly sized Zebrasoma or Ctenochaetus
species with the Mimic>>
Thanks,
Adam Jones
<<Happy to share… Eric Russell>>
Re: Mixing Tangs (Can be done, but…) – 09/20/09
Hey thanks,
<<You’re welcome>>
I think I will hold off on the Achilles for now then.
<<Probably best>>
I'm always looking for a tank upgrade during tax refund season though
and wouldn't mind going for another next year, what size tank would you
recommend to be able to keep the Achilles with my Half Black?
<<Mmm, dimensions are as important as volume here. On the bottom end, a
6-foot tank like a stock 210 (the extra height vs. the 180 allowing more
swimming room above the rockwork) could be made to work, in my opinion;
by the advanced hobbyists willing to research and dedicate the system to
this fish…but an 8-foot tank with its extended “swimming length” would
be much better for the keeping of the Achilles. EricR>>
Achilles tang
Hello, I really am intrigued in the Achilles tang and am
wondering if I could keep one. <Not an easily kept species.
Please see here:
http://www.wetwebmedia.com/badacanthurusaq.htm and the linked
FAQs> My tank is 75 gallons, water is great, have a UV
sterilizer, about 30 pounds of live rock (keeping to a minimal
until get permanent skimmer), I cleaner shrimp, a few snails and
hermits, and one purple tang. Will this work or will the other tang
kill it. <Not likely in this setting, but Achilles are very prone
to parasitic disease, hard to keep fed in small volumes...>
Thanks for your advice and think your site is awesome. Scott
<Thank you. Bob Fenner> Achilles Tang Suitability Bob,
<Steve Allen pitching in this evening.> So is this going to be a
problem? Its sort of hard to se which question your answering (will
it work or if the tang will kill it?) my bad. Scott <Well Scott,
it is unlikely that the Achilles Tang will eat the cleaner shrimp.
However, your tank is too small for this fish. You really need more
like 180G. It grows to 9 inches. Quoting Scott W. Michael in "Marine
Fishes": "..one of the more demanding of the Acanthurus clan. Needs
a large aquarium, plenty of unobstructed swimming room, and prefers
turbulent water flow. In a small tank, it will nervously pace back
and forth along the front of the tank and gradually pine away."> |
Achilles Tang - Specimen selection and use of FW dip with Meth Blue
7/19/06 Hello, <Hi there.> I have a few questions if you
don't mind.<Sure, no problem.> I have a 100g reef system with tons
of mushrooms, a torch coral, a frogspawn, two devils hands, some
feather dusters a BTA. For fish I have a yellow tang, purple tang, one
powder blue Chromis and a clown goby. Oh, and a bunch of snails and
hermit crabs. I want to add another fish to this mix but am wondering
what. I just lost my sohal tang <So sorry to hear that> that just
disappeared over the weekend, but he was doing very well temperament
wise with the other tangs. <There is a good chance he was not
getting along as well with the other 2 Tangs as you thought he was.>
I would like to add an Achilles tang, but I know this fish has its
troubles. <Yes it does and to be honest 100g is really to small to
house more than a single Tang. I would suggest you leave well enough
alone and choose another species.> How do I know that I have a good
specimen? Please have a look at this article. It discusses specimen
selection …
http://www.wetwebmedia.com/acanthurTngs.htm.> I read the site
and you say the best come from Hawaii and are caught at night. How do I
request a fish like that at my LFS? <Hmmm, start by
asking. I am pretty sure they will not be able to tell you what time of
day the fish was caught, but you may be able to get information about
it's source.> Also, what is the best dip to use before putting him
in the tank? Methyl? Also, what amount of Methyl do I use with the
freshwater and how much water do I use for the dip? Please help if you
can. <My personal preference is not to use chemicals or medications
prophylactically, so I would not recommend the use of Meth Blue. I would
however recommend quarantining new arrivals. Hope this helps, Leslie>
Achilles tang Hello, I really am intrigued in the Achilles
tang and am wondering if I could keep one. <Not an easily kept
species. Please see here:
http://www.wetwebmedia.com/badacanthurusaq.htm and the linked FAQs>
My tank is 75 gallons, water is great, have a UV sterilizer, about 30
pounds of live rock (keeping to a minimal until get permanent skimmer),
I cleaner shrimp, a few snails and hermits, and one purple tang. Will
this work or will the other tang kill it. <Not likely in this
setting, but Achilles are very prone to parasitic disease, hard to keep
fed in small volumes...> Thanks for your advice and think your site
is awesome. Scott <Thank you. Bob Fenner> Achilles Tang
Hi, I am interested in purchasing an Achilles Tang I saw at a local
store. My concern is that it is a grayish color as opposed to the
black color you always see in pictures. It is a beautiful fish, but is
there any thing I should be concerned about? << Achilles Tangs are not
for beginners, and I would be reluctant to purchase one. They often do
poorly in captivity.>> Should I shy away from it? << Color loss is not
a good sign. But here is what I would do. If the pet store has had it
for at least two weeks, and you see them feed it, and it eats; well then
I would say it is okay to chance. Otherwise I would wait until you find
one that meets those three criteria items. >>Any advice would be great.
Thanks in advance. Dave << Adam Blundell>> Pajama/Clown
tang with an Achilles Tang Hi Bob, Are you in the Cook islands
yet?, <Nope. Out tomorrow, 9/26...> This time I want to ask you
about this two fishes... Since the reef compatible fishes are somewhat
limited, I'm thinking on adding this two to my 120 Gal Reef tank. Do you
think it's possible?, or I'm only looking for trouble here?...
<Yes... Achilles, like their name implies, die very easily... and these
two can/will tussle big time if both in good shape...> If not
possible what other Tang do you think I might be able to keep together
with the A. lineatus? Norberto. >> <Take a look on the site:
Home Page , and choose one of the Ctenochaetus, Zebrasoma, a
Paracanthurus, or one of the dissimilar looking Acanthurus that is
top-rated by me... Bob Fenner> Achilles Tang for sure...
Mr. Fenner, I am writing to you with a question that you may answer or
not. I read your amazing book "The Conscientious Marine Aquarist"
and just loved it. It was so full of useful information and ideas about
marine fish keeping. <No argument here> I want to make my
question as concise as possible so as not to waste your time. I am very
interested in trying to keep an Achilles tang and would like your ideas
and suggestions about how I should go about doing this. From your book,
other books, and LFS employees, I have learned that Achilles tangs are a
little harder to keep than most fish. <Yes, mainly due to rough
handling... this is a "softer bodied" tang (and just fish period) that
doesn't handle getting netted, the rigors of capture/confinement well at
all... probably ninety percent are dead within two weeks of removal from
the ocean... but more below> The little I do know about them is that
they have sensitive skin, need larger tanks to swim in, need vigorous
water movement, and above average water quality. <Yes, well put>
What I would like to know is what are the parameters for above average
water quality? <High, near saturation (about 7ppm) dissolved oxygen,
little detectable metabolite content (folks measure nitrates and leave
it at that but much more here... need good skimming, water changes,
un-crowded conditions... and I see you address this below...> What do
I need to do to keep an Achilles tang in a 125 gallon tank with approx.
100lbs live rock and a 180g Berlin protein skimmer in a 30g sump with a
700g/hr return pump)? Some of the livestock might be a Queen or Emperor
Angel, the Achilles tang, 2-3 butterfly's, and a few damsels in
the beginning. I do plan on adding two powerheads to the tank on the
inside of <Add these first> What else is needed to keep an
Achilles? I am really keen on trying my hand with one these beautiful
creatures once my tank is at optimal water conditions of course). So
any information or stories about these fish would be just
amazing, especially coming from an expert like yourself. I would be very
honored to receive a response from you or anyone else you know that
could provide information other than the std info in books) about the
species Acanthurus Achilles. Thank you very much for your time and
patience. Sincerely, Ryan Fick <Glad to be of (potential) help. Do
take a read over the tang materials stored on the site:
www.wetwebmedia.com and if possible talk with your supplier re the
following: Achilles are mainly (for the trade) collected out of Hawai'i
(principally Kona/Kailua)... and you do want one from here... but some
are collected at night (this is what you want) while "sleeping" on the
bottom (and much less damaged psychologically and physically). Also, a
starting size. 4" is ideal... You don't want one that is larger (too set
in ways) to begin with. Ask your dealer to contact Quality Marine in Los
Angeles... or to make these inquiries on your behalf of their suppliers
in turn. And do freshwater dip and quarantine your Acanthurus Achilles
on arrival (don't leave it at the shop for any longer than necessary).
Be chatting. Bob Fenner> Achilles tang Hi Bob, I read
your section on Tangs and was interested in knowing a little more about
the Achilles tang. Would an Achilles tang do well in a 70 gallon fish
only tank with a lot of water circulation and would it be the most
dominant (tankmates Blue Angelfish, arc-eye Hawkfish, orange Anthias)?
Thank you for your time. Sam <Only experience can tell, per
specimen... try to secure one that is "fresh" from the wild, rather than
one that has been languishing between there and your source for weeks...
do definitely freshwater dip and quarantine the new arrival for two
weeks ahead of placing in your main system... provide some sort of
biological cleaner... and keep your eye on it henceforth... for parasite
problems... as they will arise first with this fish. A seventy is small
for this fish alone, let alone with an large angelfish species... Bob
Fenner> Adding new fish (Marine selection) I recently
asked a question about adding new fish on Flying Fish Express. I have a
purple tang and a tomato clown, I was told that I could add another tang
of the genus Acanthurus. <Hmm, the Purple tang... Zebrasoma
xanthurum is not of the genus Acanthurus> I looked at a powder blue
tang and an Achilles tang. If they are an acceptable addition what size
should I get them. <Both very poor choices. Please read over our
site: www.WetWebMedia.com re these species, other Surgeonfishes>
Bigger or smaller than the purple tang. the tang is approximately 3 in.
I am not looking to get big fish I would like to have more smaller fish
in my tank for more activity. if I chose to add dwarf angels how many
could I add and of what type would get along. I am leaning toward the
flame angel but like the keyhole also. I would appreciate any help being
that your info has helped me in the past. thanks <Then do read
over the WWM site. Bob Fenner> Achilles tang Mr. Fenner,
I have a few questions about the Achilles tang and a hybrid that occurs
between it and the gold rim (powder brown). I have a 150g tank with a
lot of LR, probably at least 125lbs, a protein skimmer, and I have
excellent water conditions. I was wondering what you would think about
my adding an Achilles tang to my tank as I think they are just
beautiful. I have read your book and been to your WetWebMedia site and
have gathered that they are somewhat touchy fish and they don't usually
survive in captivity. <You are correct... and also tend to be "ich
magnets" so to speak... Very important to get healthy specimens in good
shape up front... acclimate them quickly, completely, and place them in
a very well established, large, optimized system> You mention that
they need very high oxygenation in the water, which can be provided by
lots of water movement, correct? <Yes> Also you mention that they
need or enjoy higher salinity, in the 1.023-1.025 range. Other than
these requirements and obvious good water quality, why do they not make
it very often. <A few things... as the genus and family goes,
Achilles are "soft-bodied" and take a beating being caught, moved
around... Their nature tends to a "wild side" with specimens frequently
injuring themselves from swimming into tank sides et al. during the
first few days/weeks of captivity... Their mouths are frequently
mal-affected from the above and subsequently they may give up
feeding...> Do they get ich or carry it most of the time, or do they
not eat or what. I just wonder because I have happened across some
other hobbyists on the internet that keep the Achilles tang and just
love it. <It is a fabulous species. Just on average, not easy to keep
in captivity> If I were to try to keep one, what should I do to
increase the fishes chance of survival? Also, I have seen another
Achilles tang that is absolutely incredible looking, it is an
Achilles-powder brown (gold rim) tang hybrid that has got to be the most
amazing fish I have ever seen. It has the basic Achilles colors, except
the tail is bright powder blue. I have included a pic of it so you know
exactly what I am talking about. I just wanted to know what you know (if
anything) about the fish and if it is harder to keep than an Achilles or
easier, what it might take to keep it, etc. <Should be about the
same> Some guy on a fish forum says his LFS is selling them and I
just wanted to know if I should try it, or stick to the regular
Achilles. And one last thing about the Achilles, is there a certain
locale that I should try to get it from (i.e., Hawai'i, Maldives, etc)
that would produce a healthier, hardier fish? <Are you in the United
States? If so, the best ones come out of Hawai'i to here> As much
info as you have about the Achilles and the hybrid would be great, as I
am really thinking about trying this fish. Thanks, Bob <Sounds like
you're about ready. Bob Fenner>
Achilles Tang Problems????? 11/24/07 View full size <Umm,
no... no pic came through here. All need to be sent as attachments>
Hi this is Brandy, First off love the site loads of great info.... I
guess I should first start off with my tank, 350 gal., (8x3x2)
Current occupants are 2 Marbled cat sharks, 1 Volitans lion (10in),
1 peacock lion (6in), 1 Stingray (6in), 1 Pink tall trigger (5in), 1
miniata grouper (6in), And my fav the Achilles Tang (7in) This is a
fish only show tank no live rock no corals. As you can see in the
picture, the tang stays a grey color (he has been that way since we
got him, about 2 weeks ago) <This is a very large specimen of
Acanthurus achilles to have been caught, shipped...> very rarely
turning to black, he is very active and eats constantly, seems to be
very healthy, but for the past week or so I have started to notice
these spots on ether side of him. As you may be able to tell in one
of the pictures with the large dark brown spot, it is raised up. Do
you have any idea what this might be? <I do... having collected
this species in Hawaii for many years... these markings are likely a
combination of physical trauma (the handling of this surprisingly
soft-bodied fish... easily damaged... and unavoidable in the way it
is collected) and general stress from capture, processing,
handling... being new here> I can not figure this one out, I am
very concerned and watch him constantly, seems to behave normally he
just has these spots?? Water levels are: ammonia 0 ph
8.1-8.3 (over the past 3 days) nitrate 5 Nitrite .1 <Should
be zip, nada... this is likely an issue here... and going to get
worse... the size of the system, the large fishes, particularly the
sharks... produce large amounts of nitrogenous waste... Require a
VERY high, thorough circulation and complete one-pass processing of
wastes...> We have been having problems with phosphate, Po
2.5 (we have been using PhosGuard to lower them) We have taken
the grouper out of the tank, and put him in QT, <Why?> for he
has been a lighter color then normal, on and off from bright red to
almost a peach color, and now that I have been watching him I have
noticed he seems to be rubbing himself up against the bottom of the
QT tank every so often, But his color is now flawless. Could this be
in conjunction with what is going on with the tang? Thank you soo
much, hope to hear from you soon Brandy! <The discoloration on
the bass could indeed be related... either just as stress again, or,
too probably as an infestation... Achilles Tangs are notable (hence
my noting...) for bringing in Crypt and Velvet with them... I take
it this specimen was not summarily quarantined nor preventively
dipped/bathed... Trouble... Put the term series: achilles tang,
crypt, Amyloodinium in the search tool here:
http://wetwebmedia.com/WWMAdminSubWebIndex/question_page.htm and
read the cached views... I strongly encourage your proactivity
here... to further read re the use of quinine... gather this
material in preparation for treating your entire system. Bob
Fenner> Re: Achilles
Tang Problems????? 11/24/2007 Sorry about that here are the
pics attached. <Ah, good images... I can actually see where after
the fish was hand-netted of the fence/barrier net, where the
collector's thumb and other fingers were placed on its body... while
moving it to the collection bucket... for slowly raising to the
surface... for decompression. Know that you've provided the impetus
for my making a FAQs file for this species on WWM, and am generating
an in-print article re the species... and hope to see it later (am
out visiting on Hawai'i's Big Island. Cheers, BobF>
Re: Achilles Tang Problems????? 11/25/2007 Thanks soo much
for the help, but today looking at him the spots seem to be like
open sores you can see the redness. I have attached pictures for you
to see. Do you think I should QT this fish and treat for a bacterial
infection? <No... moving the specimen at this point is likely to
kill it outright> I have a 35 gl hex that I have planned on
using, but do you think the stress on this fish will be to great, by
netting him and moving him, or would that be our best bet? Thank you
again, I am very concerted about the achilles he is one of my fav.
fish. <Not easily kept... And this specimen is/was too large to
start with... i.e. there is an ideal range per species... higher
adaptability. Bob Fenner> | more%20achilles%20pix.JPG)
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Achilles Tang, sel., dis. 03/09/2008 Crew -
<<Mike...Andrew today>> I took a leap and decided to order an
Achilles Tang from Marine Depot. It isn't set in stone for I am going to
call them Monday morning to get some info on how long they have had
them, eating, etc. - So I may change my mind. My question is, if needed,
can these tangs undergo, hypo salinity treatment? <<Yes, they can go
through hypo-salinity if required. These are very delicate to say the
least, and I have seen so many die in the home aquarium due to lack of
knowledge about the species. Please do read more here with the linked
articles and FAQ's http://www.wetwebmedia.com/acanthurTngs.htm>> I
know most can but with this particular specimen, I don't know if they
can handle it. I know they are extremely difficult to take care of, but
have done as much research as possible in the 3 months I have been
waiting for them to be avail. They are very ich prone from what I have
read, just wondering on your preferred methods of treatment if it were
to come up. Thanks a bunch. Mike <<Pay close attention the "Disease:
Infectious, Parasitic, Nutritional, Genetic, Social" section of the
linked article above. Thanks for the questions, hope this helps. A
Nixon>>
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