Sealife guideThe Cerianthidae familyThe taxonomy of marine species
Explore the taxonomy of cnidarians and especially sea anemones, corals and jellyfish !

Cylinder anemone
(Cerianthus membranaceus)
(Cerianthus membranaceus)
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Friday, August 14th 2026
The reef manta ray
Discover the reef manta ray (Mobula alfredi), an impressive tropical ray that frequents coral reefs and feeds mainly on plankton.

Wednesday, August 12th 2026
The crown-of-thorns starfish
Discover the crown-of-thorns starfish, a voracious coral predator that, when populations become unusually large, can consume vast areas of coral and cause significant damage to coral reefs.

Monday, August 10th 2026
The royal sea star
Discover the royal sea star (Astropecten articulatus), a fascinating sea star found on sandy bottoms in the western Atlantic, recognized by its colorful, spine-covered margins.
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Grand cachalot
(Physeter macrocephalus)
(Physeter macrocephalus)
