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The grey reef shark or gray reef shark (Carcharhinus amblyrhynchos, sometimes misspelled amblyrhynchus or amblyrhinchos) [2] is a species of requiem shark, in the family Carcharhinidae. One of the most common reef sharks in the Indo-Pacific , it is found as far east as Easter Island and as far west as South Africa .
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 556 described and 23 undescribed species in eight orders. The families and genera within the orders are listed in ...
This article lists several species of reef-associated sharks which are known by the common name reef sharks. In the Indian and Pacific Oceans: Blacktip reef shark; Grey reef shark; Whitetip reef shark; In the Atlantic and Pacific Oceans: Galapagos shark; In the Atlantic Ocean: Caribbean reef shark
Genus Carcharhinus Blainville 1816 - 35 extant species Common name Scientific name Geographic range Conservation status IUCN Red List Length Image Blacknose shark: Carcharhinus acronotus (Poey, 1860) Endangered 1.3 m (4.3 ft) Silvertip shark: Carcharhinus albimarginatus (Rüppell, 1837) Vulnerable 2–2.5 m (6.6–8.2 ft) maximum 3 m (9.8 ft)
Scientific name Image Alopias pelagicus, Pelagic thresher, Carcharhinus albimarginatus, Silvertip shark, (Carcharhinidae) Carcharhinus altimus, Bignose shark, (Carcharhinidae) Carcharhinus amblyrhynchos, Grey reef shark, (Carcharhinidae) Carcharhinus brevipinna, Spinner shark, (Carcharhinidae)
In most oviparous shark species, an egg case with the consistency of leather protects the developing embryo(s). These cases may be corkscrewed into crevices for protection. The egg case is commonly called a mermaid's purse. Oviparous sharks include the horn shark, catshark, Port Jackson shark, and swellshark. [80] [82]
It favors clear reef environments around oceanic islands, where it is often the most abundant shark species. A large species that often reaches 3.0 m (9.8 ft), the Galapagos reef shark has a typical fusiform "reef shark" shape and is very difficult to distinguish from the dusky shark (C. obscurus) and the grey reef shark (C. amblyrhynchos).
The spinner shark (Carcharhinus brevipinna) is a type of requiem shark, in the family Carcharhinidae, named for the spinning leaps it makes as a part of its feeding strategy. This species occurs in tropical and warm temperate waters worldwide, except for in the eastern Pacific Ocean. It is found from coastal to offshore habitats to a depth of ...