Sealife guideThe Hexabranchidae familyThe taxonomy of marine species

Explore the taxonomy of marine mollusca including squid, shellfish, nudibranchs, octopus, cuttlefish !
Spanish dancer (Hexabranchus sanguineus)
Spanish dancer
(Hexabranchus sanguineus)

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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 écureuil à queue blanche (Sargocentron caudimaculatum)
Poisson écureuil à queue blanche
(Sargocentron caudimaculatum)