Search results
Results From The WOW.Com Content Network
The dwarf lanternshark (Etmopterus perryi) is a species of dogfish shark in the family Etmopteridae and is the smallest shark in the world, reaching a maximum known length of 20 cm (8 in). It is known to be present only on the upper continental slopes off Colombia and Venezuela , at a depth of 283–439 m (928–1,440 ft).
The smalleye pygmy shark (Squaliolus aliae) is a little-known species of squaliform shark in the family Dalatiidae, found in water 150–2,000 m (490–6,560 ft) deep near Japan, the Philippines, and Australia. It migrates vertically daily, spending the day in deep water and the night in shallower water. One of the smallest shark species, the ...
The first shark-like chondrichthyans appeared in the oceans 400 million years ago, [1] developing into the crown group of sharks by the Early Jurassic. [2] Listed below are extant species of shark. Sharks are spread across 512 described and 23 undescribed species in eight orders. The families and genera within the orders are listed in ...
Sharks portal; The pygmy shark (Euprotomicrus bispinatus), the second-smallest of all the shark species after the dwarf lanternshark, is a squaliform shark of the family Dalatiidae, the only member of the genus Euprotomicrus. [2] Their lengths are up to about 25 cm (10 in) for females and about 22 cm (8.7 in) for males. [3]
The cookiecutter shark (Isistius brasiliensis), also called the cigar shark, is a species of small squaliform shark in the family Dalatiidae.This shark lives in warm, oceanic waters worldwide, particularly near islands, and has been recorded as deep as 3.7 km (2.3 mi).
Two marine biologists share 10 shark facts for kids, as well as why shark attacks happen and why sharks are essential to human survival.
Ms Lachlan has already covered more than 2,050 miles (3300km) of her record-breaking 4000-mile (6400-km) solo and unsupported row across the Atlantic.
Its unique feeding method is how it got its name: first, the shark entices prey with its glowing underside, which can deceptively look like small fish in the deep ocean.