Sealife guideThe Decapoda orderThe taxonomy of marine species

Explore the taxonomy of marine arthropods with a dedicated focus on crustaceans !
Common European lobster (Homarus gammarus)
Common European lobster
(Homarus gammarus)
Atlantic ghost crab (Ocypode quadrata)
Atlantic ghost crab
(Ocypode quadrata)
Blue fiddler crab (Uca tetragonon)
Blue fiddler crab
(Uca tetragonon)
Bowed fiddler crab (Uca arcuata)
Bowed fiddler crab
(Uca arcuata)
Calling fiddler crab (Uca vocans)
Calling fiddler crab
(Uca vocans)
Ghost crab (Ocypode gaudichaudii)
Ghost crab
(Ocypode gaudichaudii)
Indo-pacific ghost crab (Ocypode ceratophthalmus)
Indo-pacific ghost crab
(Ocypode ceratophthalmus)
Pink ghost crab (Ocypode ryderi)
Pink ghost crab
(Ocypode ryderi)
Red sea ghost crab (Ocypode saratan)
Red sea ghost crab
(Ocypode saratan)
Ring-legged fiddler crab (Uca annulipes)
Ring-legged fiddler crab
(Uca annulipes)
Leopard-spotted crab (Ovalipes ocellatus)
Leopard-spotted crab
(Ovalipes ocellatus)
Common prawn (Palaemon serratus)
Common prawn
(Palaemon serratus)
Donald duck shrimp (Leander plumosus)
Donald duck shrimp
(Leander plumosus)
Emperor shrimp (Zenopontonia rex)
Emperor shrimp
(Zenopontonia rex)
Pederson cleaner shrimp (Ancylomenes pedersoni)
Pederson cleaner shrimp
(Ancylomenes pedersoni)
Spotted cleaning shrimp (Periclimenes yucatanicus)
Spotted cleaning shrimp
(Periclimenes yucatanicus)

Our latestUpdates

The bump-head sunfish
Friday, September 5th 2025
The bump-head sunfish
Learn about the bump-head sunfish (Mola alexandrini), the world's heaviest bony fish, its habitat in tropical and temperate oceans, diet of jellyfish, deep-water behavior and record size over 6,000 lbs.
The chocolate chip sea cucumber
Wednesday, September 3rd 2025
The chocolate chip sea cucumber
The chocolate chip sea cucumber has a massive cylindrical body that is beige in color, covered with a set of dark brown pustules resembling chocolate chips that protrude slightly from the surface, giving it a resemblance to a cookie, hence its french name. It can reach a length of about 12 inches when fully grown.
The red hind grouper
Monday, September 1st 2025
The red hind grouper
The red hind grouper has a distinctive appearance, usually beige to brown in color, with numerous red or brown spots covering its entire body and the base of its fins. It is often found in the shallow waters of coral reefs and rocky areas, where it hides in crevices and cavities.
Photo of the Day
Poisson faucon à taches rouges (Amblycirrhitus pinos)
Poisson faucon à taches rouges
(Amblycirrhitus pinos)