Sealife guideThe Sphyrnidae familyThe taxonomy of marine species

Explore the taxonomy of the sea vertebrates including the cetaceans like the whales or the dolphins, the sea birds, the fish, the sharks and the sea turtles !

The order Carcharhiniformes is the largest shark group, characterized by their nictitating membranes, diverse sizes and varied diets ranging from small fish to marine mammals.

The hammerhead shark family includes 11 recognized species of sharks

Bonnethead shark
(Sphyrna tiburo)

Great hammerhead shark
(Sphyrna mokarran)

Hammerhead sharks

Scalloped hammerhead
(Sphyrna lewini)

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Thursday, May 7th 2026

Faroe islands

Discover the Faroe islands, a remote archipelago between Iceland and Norway known for its dramatic cliffs, colorful villages, and untouched Nordic landscapes. Find travel tips, itineraries, hiking guides, local culture, and inspiration to explore this unique destination in the North Atlantic.

Wednesday, May 6th 2026

The short-finned pilot whale

Discover the tropical pilot whale (Globicephala macrorhynchus), a highly social large cetacean from tropical and subtropical waters, specialized in deep dives in search of squid.

Thursday, April 23rd 2026

Where to see groupers in the Mediterranean ?

Discover where to see groupers in the Mediterranean: the best diving spots and protected marine areas to observe this iconic fish in its natural habitat.

Photo of the Day

Lippu croupia
(Anisotremus surinamensis)