Sealife guideThe Scleractinia orderThe taxonomy of marine species

Explore the taxonomy of cnidarians and especially sea anemones, corals and jellyfish !

Acropora cythereacoral
(Acropora cytherea)

Acropora pulchra coral
(Acropora pulchra)

Elkhorn coral
(Acropora palmata)

Pharaoh coral
(Acropora parapharaonis)

Staghorn coral
(Acropora cervicornis)

Labyrinthine brain coral
(Diploria labyrinthiformis)

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Saturday, September 12th 2026

The Caribbean king crab

Discover the Caribbean king crab (Maguimithrax spinosissimus), an impressive reef crab found throughout the Caribbean and western Atlantic.

Thursday, September 10th 2026

The reticulated sandperch

Discover the reticulated sandperch (Parapercis tetracantha), a small Indo-Pacific fish known for its elongated body and distinctive brown and white pattern.

Monday, September 7th 2026

The wedgetail triggerfish

Discover the wedgetail triggerfish, Hawaii's famous state fish. Learn about its vibrant colors, coral reef habitat, unique behavior, and cultural significance in Hawaii.

Photo of the Day

Requin léopard
(Triakis semifasciata)