Sealife guideThe Decapoda orderThe taxonomy of marine species

Explore the taxonomy of marine arthropods with a dedicated focus on crustaceans !
Tiger shrimp (Phyllognathia ceratophthalma)
Tiger shrimp
(Phyllognathia ceratophthalma)
California spiny lobster (Panulirus interruptus)
California spiny lobster
(Panulirus interruptus)
Caribbean spiny lobster (Panulirus argus)
Caribbean spiny lobster
(Panulirus argus)
European spiny lobster (Palinurus elephas)
European spiny lobster
(Palinurus elephas)
Japanese crayfish (Panulirus japonicus)
Japanese crayfish
(Panulirus japonicus)
Spotted spiny lobster (Panulirus guttatus)
Spotted spiny lobster
(Panulirus guttatus)
Humpback prawn (Pandalus montagui)
Humpback prawn
(Pandalus montagui)
Long arm prawn (Heteropenaeus longimanus)
Long arm prawn
(Heteropenaeus longimanus)
Velvet swimming crab (Necora puber)
Velvet swimming crab
(Necora puber)
Green porcelain crab (Petrolisthes armatus)
Green porcelain crab
(Petrolisthes armatus)
Haig's Porcelain Crab (Porcellanella haigae)
Haig's Porcelain Crab
(Porcellanella haigae)
Soft coral porcelain crab (Lissoporcellana nakasonei)
Soft coral porcelain crab
(Lissoporcellana nakasonei)
Spotted porcelain crab (Neopetrolisthes maculatus)
Spotted porcelain crab
(Neopetrolisthes maculatus)
American blue crab (Callinectes sapidus)
American blue crab
(Callinectes sapidus)
Blue swimmer crab (Portunus pelagicus)
Blue swimmer crab
(Portunus pelagicus)
Harlequin crab (Lissocarcinus laevis)
Harlequin crab
(Lissocarcinus laevis)

Our latestUpdates

The big skate
Tuesday, July 8th 2025
The big skate
The big skate is one of the largest species of its genus and one of the most distinctive skates along the northeastern Pacific coast. This bottom-dwelling species is easily recognized by two large, dark eyespots on its dorsal surface that resemble prominent eyes.
The California spiny lobster
Monday, May 5th 2025
The California spiny lobster
The California spiny lobster has an elongated body and a hard exoskeleton, usually brown in color with yellow or orange patterns. The California spiny lobster inhabits the temperate waters along the eastern coast of the Pacific Ocean, particularly those of California and the Gulf of California.
The bigeye trevally
Monday, April 14th 2025
The bigeye trevally
The bigeye trevally has a silver-colored body with, as its name suggests, larger eyes compared to other trevally species. It is distinguished from other trevally species by the slightly yellowish color of its tail.
Photo of the Day
Grand cérianthe (Cerianthus membranaceus)
Grand cérianthe
(Cerianthus membranaceus)