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Genus Echinorhinus T. N. Gill, 1862. Echinorhinus brucus (Bonnaterre, 1788) (bramble shark) Echinorhinus cookei Pietschmann, 1928 (prickly shark) Family Etmopteridae (lantern sharks) Genus Aculeola F. de Buen, 1959. Aculeola nigra F. de Buen, 1959 (hook-tooth dogfish) Genus Centroscyllium J. P. Müller & Henle, 1841.
The whale shark ( Rhincodon typus) is a slow-moving, filter-feeding carpet shark and the largest known extant fish species. The largest confirmed individual had a length of 18.8 m (61.7 ft). [8] The whale shark holds many records for size in the animal kingdom, most notably being by far the most massive living non-cetacean animal.
The blacktip reef shark is a species of requiem shark, family Carcharhinidae, easily identified by the prominent black tips on its fins. It is among the most abundant sharks inhabiting the tropical coral reefs of the Indian and Pacific Oceans, and prefers shallow, inshore waters. More selected pictures.
The sandbar shark ( Carcharhinus plumbeus ), also known as the brown shark or thickskin shark, is a species of requiem shark, and part of the family Carcharhinidae, native to the Atlantic Ocean and the Indo-Pacific. It is distinguishable by its very high first dorsal fin and interdorsal ridge. [2] It is not to be confused with the similarly ...
The annual take of angel shark in 1977 was an estimated 147 kg. By 1985, the annual take of angel shark on the central California coast had increased to more than 454 tonnes or an estimated 90,000 sharks. The population declined dramatically and is now regulated. Angel sharks live very close to shore, resulting in high bycatch rates.
Grey reef shark. The grey reef shark or gray reef shark ( Carcharhinus amblyrhynchos, sometimes misspelled amblyrhynchus or amblyrhinchos) [2] is a species of requiem shark, in the family Carcharhinidae. One of the most common reef sharks in the Indo-Pacific, it is found as far east as Easter Island and as far west as South Africa.
Sharks are cartilaginous fish. The skeleton of a shark is mainly made of cartilage. They belong to the class of Chondrichthyes. In particular, the endoskeletons are made of unmineralized hyaline cartilage which is more flexible and less dense than bone, thus making them expel less energy at high speeds.
Outline of sharks. A great white shark at Isla Guadalupe, Mexico. The following outline is provided as an overview of and topical guide to sharks: Sharks ( superorder Selachimorpha) are a type of fish with a full cartilaginous skeleton and a highly streamlined body. The earliest known sharks date from more than 440 million years ago, before the ...