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Related FAQs:
Marine
Crabs 1,
Marine Crabs 2, Marine Crabs 3, Marine
Crabs 4,
By Species/Group:
Arrow Crabs, Emerald Green Crabs,
Decorator Crabs/Sponge Crabs,
Fiddler Crabs,
Pom Pom Crabs,
Sally Lightfoots,
& FAQs on:
Marine Crab Identification,
Crab Identification 1,
Crab Identification 2,
Crab ID 3,
SW Crab ID 4,
SW Crab ID 5,
SW Crab ID 6,
SW Crab ID 7,
SW Crab ID 8,
SW Crab ID 9,
Marine Crab ID 10,
Marine Crab ID 11,
Marine Crab ID 12,
SW Crab ID 13,
SW Crab ID 14, SW Crab ID 15, &
Crab Behavior,
Marine Crab Selection,
Marine Crab Compatibility,
Marine Crab Compatibility 2,
Marine Crab Compatibility 3, Marine
Crab Systems, Marine Crab Feeding,
Marine Crab Reproduction, Marine
Crab Disease,
Micro-Crustaceans,
Amphipods,
Copepods,
Mysids,
Hermit
Crabs,
Shrimps,
Cleaner Shrimps,
Banded
Coral Shrimp,
Mantis Shrimp,
Anemone Eating Shrimp, Arrow Crabs, Emerald
Green, Mithrax/Mithraculus Crabs,
Crustacean Identification,
Crustacean Selection, Crustacean
Behavior,
Crustacean Compatibility,
Crustacean Systems,
Crustacean Feeding,
Crustacean Disease,
Crustacean Reproduction,
Related Articles: Hermit
Crabs,
Squat Lobsters,
Crustaceans,
Fiddler Crabs,
Arrow Crabs,
Algae Control, Nutrient
Control and Export,
/A Diversity of Aquatic Life
Crabs For Marine Aquariums?
Part 3
To:
Part 1,
Part 2,
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Bob Fenner |
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Family Mycteridae; Soldier Crabs. Look like Spiders from afar. Walk
forward/backward on their stilt-like legs, not sideways as most crabs. Found on
Asian and Australian beaches.
Family Ocypodidae; Ghost Crabs,
Fiddler Crabs. Common
genera: Ocypode, Uca. Former live in moist sand, emerging at night to
feed. Ghost crabs have characteristic thickened, elevated eyestalks. Fiddler
Crab males sport an oversize claw that they use for signaling.
| Uca crassipes (Adams & White 1848), the Mangrove
Fiddler Crab. Tropical Indo-Pacific. Males with one very large claw. The
common "Fiddler" used in the freshwater pet trade. Can be kept with fishes,
must have a place to get/dry out. Need clean, consistent high quality
water. Temp. 22-30 C. To a little over an inch in diameter. |
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Family Pinnotheridae; Pea Crabs. Endosymbiotic Crabs that live within
Mussels, Giant Clams, Sea Cucumbers and Tunicates/Sea Squirts. Commensals that
don't feed on their hosts (feed on detritus) but use them for protection
against predation.
Family Portunidae; the Swimming Crabs. Able to swim, fifth pair of
walking legs modified as paddles.
| Charybdis hawaiiensis Edmonson 1954, the Hawaiian
Swimming Crab. The most common large crab in HI. Striped eyes and yellow
swimming paddles on last legs are definitive. To about three inches in
carapace width. Found in Hawai'i, the Tuamotu and Society Islands. Hawai'i
pic. |
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| Lissocarcinus laevis Miers 1886. Gorgeously marked
with white and reddish brown. Found in association with soft corals,
anemones. Indo-Mid-Pacific; South Africa to Hawai'i. To 3 cm. Here a giant
one inch one on the mud and a tiny individual on an Alcyonacean in N.
Sulawesi. Below some other N. Sulawesi shots of the species. |
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| Bigger PIX: The images in this table are
linked to large (desktop size) copies. Click on "framed" images to go to
the larger size. |
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| Lissocarcinus orbicularis Dana 1852. Harlequin Crab.
Variably marked, colored. Free-swimming, but usually found in association
(in or on) sea cucumbers and anemones. To about half an inch in carapace
diameter. Indo-Mid-Pacific; East Africa to Hawai'i. N. Sulawesi pix. at
right, Hawai'i below. |
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| Lissocarcinus species. N. Sulawesi. Here on a sea
cucumber. |
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| Portunus sp. Out looking for a meal by night in Fiji. |
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Family Trapeziidae; the Coral Crabs. Triangular shaped bodies, and
multi-colored chelae. Typically found in and about corals of the genera
Pocillopora
and Acropora. Live well with their own, not other crab species.
| Trapezia digitalis Latreille 1823, the Brown Guard
Crab. |
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| Trapezia flavopunctata Eydoux & Souleyet 1842, the
Yellow-Spotted Guard Crab. Similar marked to its host, Antler Coral (Pocillopora
eydouxi). To 1 inch carapace diameter. Indo-Pacific. Hawai'i photo. |
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Family Xanthiidae; Mud, Round Crabs, Boxing and Pom-Pom Crabs (genus
Lybia). Have round/oval carapaces, dark tipped claws/chelae. Small, usually
less than two inches across.
| Glyptoxanthus erosus, the Eroded Mud Crab. 1 1/4 to 2
in. Shell has eroded appearance. Tips of walking legs yellow in color.
Nocturnal. Picture at night off of Cozumel. |
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| Lybia tesselata (Latrelle 1812), the Pom Pom or Boxer
Crab. 1-2 cm. Carries anemones of the genus Bunodeopsis on its claws.
Indo-West Pacific; Mozambique, Seychelles, Indonesia, PNG, Philippines. Here
in N. Sulawesi. |
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| Bigger PIX: The images in this table are linked to large (desktop size) copies. Click on "framed" images to go to the larger size. |
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Bibliography/Further Reading:
Baensch, Hans & Helmut Debelius. 1994. Marine Atlas, v.1. MERGUS, Germany.
1215pp.
Barnes, Robert. 1987. Invertebrate Zoology. Saunders. 893pp.
Baugh, Thomas M. 1991. Dwellers of the sand (Mole Crabs). FAMA 11/91.
Bliss, Dorothy. 1982. Shrimps, Lobsters and Crabs. New Century Press.
Chhapgar, B.F. 1988. Keep a tank in your tank. Crabs and their cousins in the
marine aquarium. FAMA 1/88.
Friese, U. Erich. 1985. Crustaceans in the home aquarium. Crabs- hardy and
long-lived, they require very little special attention. TFH 1/85.
Headstrom, Richard. 1979. All about lobsters, crabs, shrimps and their
relatives. Dover Publ.
Johnson, Don S. 1999. Shrimp, Crabs and Lobsters in the marine aquarium. AFM
8/99.
Kerstitch, Alex. 1992. Crabs in the aquarium. From Fiddlers to Pom-Poms. FAMA
2/92.
Lau, Collin J. 1986. The A-peeling Box Crab. FAMA 8/86.
Shimek, Ronald L. 1998. Crabby comments. Give proper conditions, crabs make
happy, enjoyable and entertaining pets. AFM 2/98.
Sticker, Walter T. 1982. Keeping tabs on Crabs, pts. I,II. FAMA 7,8/82.
Tullock, John H. 1999. Crabs and their relatives. AFM 3/99.
Volkart, Bill 1989. Colorful Crustaceans: an introduction to
Crabs. TFH 7/89.
Walls, Jerry G. 1995. Crab watch: the Japanese Shore Crab,
Hemigrapsus sanguineus. TFH 3/95.
Arrow Crabs:
Giwojna, Pete. 1987. Arrow Crabs. Housebreaking the narrow-snout bristle
horn, pts. I, II, III. FAMA 5,6,7/87.
Giwojna, Pete. 1991. The acrobatic sex life of the Arrow Crab. FAMA 9/91.
Fiddler Crabs:
Mancini, Alessandro. 1992. Fiddling with Fiddler Crabs. TFH 10/92.
Wickstein, Mary K. 1977. Fun with Fiddlers. TFH 12/77.
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