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11 unusual facts about Squaliformes


Bartail spurdog

The bartail spurdog, Squalus notocaudatus, is a dogfish of the family Squalidae, found on the continental shelf off Queensland, Australia, at depths of between 220 and 450 m .

Eastern highfin spurdog

The eastern highfin spurdog, Squalus albifrons, is a dogfish which was described in 2007.

Eastern longnose spurdog

The eastern longnose spurdog, Squalus grahami, is a dogfish of the family Squalidae, found off northern Queensland, at depths of between 220 and 500 m.

Histotrophy

This form of histotrophy is known to occur in the dogfish sharks (Squaliformes) and the electric rays (Torpediniformes), and may be more widespread.

Puerto Balandra, Baja California Sur

These waters are filled with thousands of multicolored small fish, coral and larger fish such as tuna, "barriletes", striped mullet, "sierra", barracuda, dogfish and green sharks.

South China cookiecutter shark

The South China cookiecutter shark (Isistius labialis) is a species of dogfish shark in the family Dalatiidae, found in the South China Sea at depths down to 520 m (1,700 ft).

Spiny dogfish

The spiny dogfish, spurdog, mud shark, or piked dogfish, Squalus acanthias, is one of the best known of the dogfish which are members of the family Squalidae in the order Squaliformes.

Sully Island

The waters around Sully Island are fished for species such as cod, whiting, pouting, dogfish, Conger eel and bass.

The Carracks

The largest island in the group is sometimes referred to as 'Seal Island' and is home to Atlantic Grey Seals, dogfish, anglerfish and sea anemones.

Western highfin spurdog

The western highfin spurdog, Squalus altipinnis, is a dogfish of the family Squalidae.

Western longnose spurdog

The western longnose spurdog, Squalus nasutus, is a dogfish of the family Squalidae, found on the continental shelf off the northwest and southwest coasts of Western Australia, at depths of between 300 and 510 m.


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Squaliformes |

Bareskin dogfish

The bareskin dogfish, Centroscyllium kamoharai, is a little-known, deepwater dogfish shark of the family Dalatiidae, so far found only in the western Pacific in Suruga Bay, Honshū, Japan.

Cyrano spurdog

The cyrano spurdog, Squalus mitsukurii, is a dogfish, a member of the family Squalidae, found in the western central Pacific Ocean between latitudes 16°S and 18°S at depths of between 320 and 400 m.

Roughskin spurdog

The roughskin spurdog, Cirrhigaleus asper, is a dogfish of the family Squalidae, found circumglobally between latitudes 35°N and 35°S, at depths of between 200 and 600 m.

Sailfin roughshark

The sailfin roughshark (Oxynotus paradoxus) is a species of dogfish shark in the family Oxynotidae, found in the eastern North Atlantic from Scotland to Senegal between latitudes 41°N and 11°N, at depths of between 265 and 720 m (869 and 2362 ft).

Shortspine spurdog

The shortspine spurdog, Squalus mitsukurii, is a dogfish, a member of the family Squalidae, found around the world on continental shelves in temperate and subtropical oceans between latitudes 45°N and 55°S, from the surface to 950 m.