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Dalatiidae Reference Libraries

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Knifetooth dogfish
2007-04-19 05:12:06

The Knifetooth dogfish, Scymnodon ringens, is a harmless sleeper shark of the family Dalatiidae, found in the eastern Atlantic, from Scotland to Spain, Portugal, and Senegal, and the southwest Pacific from New Zealand, between latitudes 58° N and 15° N, at depths of between (200 and 1,600 m). Its length is up to 3.61 ft (1.1 m). The Knifetooth dogfish is a rare species inhabiting...

Sherwood dogfish
2007-04-19 05:08:06

The Sherwood dogfish, Scymnodalatias sherwoodi, is a very rare sleeper shark of the family Dalatiidae, found only around New Zealand. The only specimen studied was about 31.5 in (80 cm) long. The Sherwood dogfish has two dorsal fins of approximately equal size and shape, with no spine in either, and set well back towards the tail. In general appearance it is similar to the Greenland shark....

Plunket shark
2007-04-19 04:57:56

The Plunket shark, Centroscymnus plunketi, is a sleeper shark of the family Dalatiidae, found around south eastern Australia, and New Zealand, at depths of between 721.79 and 5085.3 ft (220 and 1,550 m) over continental shelves. It reaches a length of 51.18 in (130 cm). The Plunket shark has two dorsal fins of approximately equal size and shape, with a small spine in front of each. It has a...

Portuguese dogfish
2007-04-19 04:31:39

The Portuguese dogfish, Centroscymnus coelolepis, is a sleeper shark of the family Dalatiidae, found circumglobally on continental slopes and abyssal plains between latitudes 64° N and 48° S, at depths of between 492.13 ft and 2.3 mi (150 and 3700 m). It reaches a length of 3.94 ft (1.2 m). The Portuguese dogfish has dorsal fins with very small spines, very short snout, lanceolate...

Prickly dogfish
2007-04-19 04:28:58

The Prickly dogfish, Oxynotus bruniensis, is a sleeper shark of the family Dalatiidae, found off southern Australia, and New Zealand, on the continental shelf at depths of between 147.64 and 3280.84 ft (45 and 1,000 m). It reaches a length of 23.62 in (60 cm). The prickly dogfish has two very high dorsal fins set on raised fleshy bases. The upper lobe of the caudal fin is also thick and...

Velvet Belly lanternshark
2007-04-19 04:27:33

The Velvet Belly lanternshark, Etmopterus spinax, is a shark of the family Dalatiidae, found on the outer continental shelves and upper slopes of the eastern Atlantic, from Iceland to South Africa, down to depths of 1.55 mi (2,500 m) between latitudes 70° N and 38° S. Its length is up to 23.62 in (60 cm). The Velvet Belly lanternshark feeds on small fish, squids, and crustaceans. It is...

Smooth lanternshark
2007-04-19 04:26:40

The Smooth lanternshark, Etmopterus pusillus, is a shark of the family Dalatiidae, found circumglobally on or near the bottom of continental and insular slopes down to 3280.84 ft (1,000 m), between latitudes 42° N and 48° S. Its length is up to 19.69 in (50 cm). The Smooth lanternshark has bladelike unicuspidate teeth in the lower jaw and teeth with cusps and cusplets in the upper jaw,...

Blackbelly lanternshark
2007-04-19 04:25:43

The Blackbelly lanternshark or Lucifer shark, Etmopterus lucifer, is a shark of the family Dalatiidae, found circumglobally in tropical, subtropical and temperate seas, at depths of between 492.13 and 4101.05 ft (150 and 1,250 m). Its length is up to 18.5 in (47 cm). The Blackbelly lanternshark has a pointed, slightly upturned snout and a spine in front of each of two dorsal fins the second...

Black dogfish
2007-04-19 04:22:59

The Black dogfish, Centroscyllium fabricii, is an abundant deepwater dogfish shark. Physical description The Black dogfish has no anal fin, grooved dorsal spines, a second dorsal fin larger than the first, rounded nose, large eyes, trident shaped teeth, a long abdomen, and is blackish-brown in color. It has special luminescent organs scattered over its skin to attract prey which includes...

Cookiecutter shark
2007-04-18 15:16:24

The Cookiecutter shark, Isistius brasiliensis, also known as the cigar shark or luminous shark, is a small rarely-seen dogfish shark. Anatomy and morphology The Cookiecutter sharks often glow green and grow up to 20 in (50 cm) long. The underside of the shark is bioluminescent, glowing a pale blue-green that matches the background light from the ocean's surface that serves as camouflage...

Word of the Day
cacodemon
  • An evil spirit; a devil.
  • A nightmare.
  • In astrology, the twelfth house of a scheme or figure of the heavens: so called from its signifying dreadful things, such as secret enemies, great losses, imprisonment, etc.
'Cacodemon' comes from a Greek term meaning 'evil genius.'
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