Search results
Results from the WOW.Com Content Network
The grey nurse shark, the name used in Australia, is the second-most used name for the shark, and in India it is known as blue-nurse sand tiger. However, there are unrelated nurse sharks in the family Ginglymostomatidae. The most unambiguous and descriptive English name is probably the South African one, spotted ragged-tooth shark. [2] [4]
The grey nurse shark, Carcharias taurus, also called the ragged-tooth shark, is an elasmobranch and belongs to the odontaspididae (ragged-tooth) shark family.It can easily be recognized by its characteristic conical snout and under hung jaw.
The largest species, called simply the nurse shark Ginglymostoma cirratum, may reach a length of 4.3 m (14 ft); the tawny nurse shark Nebrius ferrugineus is somewhat smaller at 3.2 m (10 ft), and the short-tail nurse shark Pseudoginglymostoma brevicaudatum is by far the smallest at just 75 cm (2.46 ft) in length.
The nurse shark genus Ginglymostoma is derived from Greek language meaning hinged mouth, whereas the species cirratum is derived from Latin meaning having curled ringlets. . Based on morphological similarities, Ginglymostoma is believed to be the sister genus of Nebrius, with both being placed in a clade that also include species Pseudoginglymostoma brevicaudatum, Rhincodon typus, and ...
Ginglymostoma unami Del-Moral-Flores, Ramírez-Antonio, Angulo & Pérez-Ponce de León, 2015 (Pacific nurse shark) Genus Nebrius Rüppell, 1837. Nebrius ferrugineus (Lesson, 1831) (tawny nurse shark) Genus Pseudoginglymostoma Dingerkus, 1986. Pseudoginglymostoma brevicaudatum (Günther, 1867) (short-tail nurse shark) Family Hemiscylliidae ...
The tawny nurse shark (Nebrius ferrugineus) is a species of carpet shark in the family Ginglymostomatidae, and the only extant member of the genus Nebrius.. It is found widely along coastlines in the Indo-Pacific, preferring reefs, sandy flats, and seagrass beds from very shallow water to a depth of 70 m (230 ft).
Wolf Rock is considered by the Queensland Government to be Queensland's most important habitat area for the critically endangered grey nurse shark. It is a mating area and a high number of females and pregnant females have been seen there. [4]
One of the first species of shark to be protected was the grey nurse shark. 1992 cageless shark-diving expedition – first publicized cageless dive with great white sharks which contributed to changing public opinions about the supposed "killing machine"