Etmopterus sculptus (Sculpted Lanternshark)
Shark Family Tree

Etmopterus sculptus (Sculpted Lanternshark)

The Sculpted Lanternshark, which is a relatively new species described for the first time in 2011. Researchers found it to be viviparous (live-bearing), but little else is know about its biology. Most Etmopteridae (Lanternsharks) live in very deep, very dark environments without exposure to sunlight or seasonal changes. Although we don’t know anything about their … Continue reading

Southern African Frilled shark (Chlamydoselachus africana)
Shark Family Tree

Southern African Frilled shark (Chlamydoselachus africana)

The Frilled Shark (Chlamydoselachus anguineus) is a rare deep-sea favorite, known for its alien appearance. With a long snake-like body, rows of jagged teeth and 6 frilly gill openings, its strange looks quickly made the Frilled Shark a celebrity. But did you know there is a second, much rarer species of Frilled Shark? That’s right! … Continue reading

Honeycomb Izak Catshark (Holohalaelurus favus)
Shark Family Tree

Honeycomb Izak Catshark (Holohalaelurus favus)

The Honeycomb Izak Catshark is a difficult shark to spot these days. Once abundant in the waters off Kwazulu-Natal, South Africa, and Mozambique, the unique species has mysteriously vanished from sight. Interestingly, juvenile H. favus appears to have adapted to deeper waters than their elders, but the deep-sea catshark has not been recorded at any depth since the … Continue reading

Draughtsboard Shark (Cephaloscyllium isabellum)
Shark Family Tree

Draughtsboard Shark (Cephaloscyllium isabellum)

Swellsharks are something strange indeed. They are able to expand their stomachs with gulps of water and greatly increase their size to wedge their bodies in rock crevices, away from predators. They are known to “bark” which surprised scientists, because these sharks lack the sound-producing organs found in some bony fish. Researchers believe that the … Continue reading