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They are generally less than 1 m in length, and are slow-moving predators that feed on bony fish and small invertebrates. Although some bear live young, the majority lay eggs with almost fully developed young; these egg cases, known as "mermaid's purses" , are unique in appearance to each species.
Catshark may refer to: Scyliorhinidae , a family of ground sharks , many species of which are commonly referred to as "catshark". Pentanchidae , a family of ground sharks with the overall name deepwater catsharks, but many species are referred to as "catshark".
Haploblepharus is a genus of deepwater catsharks, belonging to the family Pentanchidae, containing four species of shysharks.Their common name comes from a distinctive defensive behavior in which the shark curls into a circle and covers its eyes with its tail.
The leopard catshark (Poroderma pantherinum) is a species of catshark, and part of the family Scyliorhinidae, endemic to the coastal waters of South Africa. Abundant in inshore waters under 20 m (66 ft) deep, this bottom-dweller favors rocky reefs , kelp beds , and sandy flats.
Galeus is a genus of deepwater catshark, belonging to the family Pentanchidae, commonly known as sawtail catsharks in reference to a distinctive saw-toothed crest of enlarged dermal denticles, found along the upper edges of their caudal fins. [3]
A known predator of this species is the southern African frilled shark (Chlamydoselachus africana). [6] Unlike other members of its genus, the African sawtail catshark is aplacental viviparous, with females retaining eggs internally until they hatch. There is apparently no defined breeding season, and mating and birthing occur throughout the year.
The tiger catshark (Halaelurus natalensis) is a species of shark belonging to the family Pentanchidae, the deepwater catsharks. It is found over sandy areas and near reef peripheries off South Africa and perhaps Mozambique , from close to shore to usually no deeper than 100 m (330 ft).
Cephaloscyllium is a genus of catsharks, and part of the family Scyliorhinidae, commonly known as swellsharks because of their ability to inflate their bodies with water or air as a defense against predators. These sluggish, bottom-dwelling sharks are found widely in the tropical and temperate coastal waters of the Indian and Pacific Oceans ...