Sealife guideThe Octopoda orderThe taxonomy of marine species

Explore the taxonomy of marine mollusca including squid, shellfish, nudibranchs, octopus, cuttlefish !
Curled octopus (Eledone cirrhosa)
Curled octopus
(Eledone cirrhosa)
North Pacific giant octopus (Enteroctopus dofleini)
North Pacific giant octopus
(Enteroctopus dofleini)
Coconut octopus (Amphioctopus marginatus)
Coconut octopus
(Amphioctopus marginatus)
Common octopus (Octopus vulgaris)
Common octopus
(Octopus vulgaris)
Mimic octopus (Thaumoctopus mimicus)
Mimic octopus
(Thaumoctopus mimicus)
White-spotted octopus (Callistoctopus macropus)
White-spotted octopus
(Callistoctopus macropus)

Our latestUpdates

The blueface angelfish
Monday, March 2nd 2026
The blueface angelfish
The blueface angelfish is a very colorful fish of the tropical coral reefs of the Indo-Pacific, recognizable by its bright blue head and its bluish body finely reticulated with yellow.
The Atlantic tarpon
Wednesday, February 18th 2026
The Atlantic tarpon
The Atlantic tarpon is a large coastal fish that can grow up to 8 feet long and weigh over 330 pounds, with a silvery body covered in large, reflective scales. Known as the Silver King, it is famous for its spectacular leaps and fierce fight when hooked by sport fishermen.
The dugong
Friday, January 30th 2026
The dugong
Discover the dugong, a gentle “sea cow” of tropical waters. Learn about its habitat, diet, reproduction, morphology, and the threats facing this unique marine mammal.
Photo of the Day
Mérou à flocons (Epinephelus ongus)
Mérou à flocons
(Epinephelus ongus)