Transparent shrimp (Periclimenes psamathe) on a red gorgonian (Goabesar, Farondi) |
A spider crab (Achaeus spinosus) finds a smaller crab, tears one of its limbs off, and eats it (Goabesar, Farondi) |
A commensal shrimp (Periclimenes cornutus), on the tip of a Cromatulid crinoid's arm (Goabesar, Farondi) |
A commensal shrimp (Hamodactylus boschmai) on a matching gorgonian (Tempat Buaia, Ef Mo) |
A (Periclimenes kororensis) commensal shrimp on a mushroom coral (Heliofungia actiniformis) (Femin Timor, Femin) |
Orangutan crab (Achaeus japonicus) -- notice that this one has no hair and isn't hiding in a bubble coral! (Slam Malam, Jef Pele) |
This spider/decorator crab snips off the tip of a hydrozoan (Aglaophenia) and attaches it to its head. When it senses danger, it runs to the tip of the hydrozoan branch and pretends to be the tip. (Slam Malam, Jef Pele) |
Henderson's hinge-beakshrimp (Cinetorhynchus hendersoni) with eggs (Slam Malam, Jef Pele) |
Squat shrimps (Thor amboinensis) close to the host anemone (Ikan Muda, Gamfi Street) |
Squat shrimps (Thor amboinensis) close to their host anemone (Ikan Muda, Gamfi Street) |
Saw blade shrimp (Tozeuma armatum) on black coral. It looks like it has removed all of the polyps in the area it is hiding in. (Ikan Muda, Gamfi Street) |
A clown mantis shrimp (Odontodactylus scyallarus) (Dinding Selatan, Sel Pelee) |
A clown mantis shrimp (Odontodactylus scyallarus). The eyes of mantis shrimp are the most advanced of any known animal. (Dinding Selatan, Sel Pelee) |
Orangutan crab (Achaeus japonicus) on a Plerogyra sinuosa bubble coral (Plerogyra sinuosa) infected with parasitic flatworms (Waminoa sp.). (Dinding Selatan, Sel Pelee) |
A clown mantis shrimp (Odontodactylus scyallarus) (Dinding Selatan, Sel Pelee) |
Classic commensalism: Coleman shrimp (Periclimenes colemani) and a Urchin zebra crab (Zebrida adamsii) on a fire urchin (Asthenosoma varium) (Dinding Selatan, Sel Pelee) |
Coleman shrimp (Periclimenes colemani) on a fire urchin (Asthenosoma varium) (Dinding Selatan, Sel Pelee)
There is a mystery critter at the far right, with tentacles (?) wrapped around the urchin spines. (It is not a mystery critter. The tentacles are part of the urchin. -Eric) |
2 Coleman shrimps (Periclimenes colemani) and a Urchin zebra crab (Zebrida adamsii) on a fire urchin (Asthenosoma varium). You can see bald spots on the urchin where the Coleman shrimps have cut away the urchin's spines -- which is where they usually sit. (Dinding Selatan, Sel Pelee) |
Coleman shrimp (Periclimenes colemani) on a fire urchin (Asthenosoma varium) (Dinding Selatan, Sel Pelee) |
2 Coleman shrimps (Periclimenes colemani) and a Urchin zebra crab (Zebrida adamsii) on a fire urchin (Asthenosoma varium) (Dinding Selatan, Sel Pelee) |
2 Coleman shrimps (Periclimenes colemani) and a Urchin zebra crab (Zebrida adamsii) on a fire urchin (Asthenosoma varium) (Dinding Selatan, Sel Pelee) |
A pair of Coleman shrimp (Periclimenes colemani) on a fire urchin (Asthenosoma varium) (Dinding Selatan, Sel Pelee) |
Porcelain crabs (Porcellanella triloba) filter for food while hanging out on a Dendronephthya sp. soft coral. My books say that these species usually hang out in mated pairs.(Dinding Selatan, Sel Pelee)
Could they be Porcelanella picta? |
A Dasycaris zanzibarica commensal shrimp on a Cirripathes sp. sea whip coral (Sel Pelee Bay - Exploration) |
Harlequin crab (Lissocarcinus orbicularis) on a leopard sea cucumber (Bohadschia argus). This crab is really, really tiny. (Sel Pelee Bay - Exploration) |
A (Periclimenes lanipes) commensal shrimp on a basket star (Astoboa nuda). Hard to photograph because the basket star closes up when it senses light (Dinding Selatan, Sel Pelee) |
Porcelain crabs (Porcellanella triloba) on a gorgonian (Dinding Selatan, Sel Pelee)
I can't see any 'triloba' here. Could it be Porcellanella picta? |
A (Dardanus pedunculatus) hermit crab carrying (Verrillactis paguri) anemones (Dinding Selatan, Sel Pelee) |
This spider/decorator crab snips off the tip of a hydrozoan and attaches it to its head. When it senses danger, it runs to the tip of the hydrozoan branch and pretends to be the tip! (Dinding Selatan, Sel Pelee)
(Micippa sp.)? |
Hard to see! A squat lobster (Lauriea siagiani) on a Xestospongia sp. sponge. There's also a little blenny next to it. (Jamur Tengah, Wajag) |
Classic commensal shrimp (Vir philippinensis) in a bubble coral (Plerogyra sinuosa), where they are exclusively found. Note that this one is carrying eggs. Also, the bubble coral is infected with parasitic flatworms (Waminoa sp.). (Dinding Selatan, Sel Pelee) |
Emperor shrimp (Periclimenes imperator) on a sea cucumber (New Reef) |
Emperor shrimp (Periclimenes imperator) on a sea cucumber (New Reef) |
A sea spider similar to the Red Sea's Nymphosis spinosissima (Cape Kri)
You mean Nymphopsis? |
