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Scuba Diving Magazine
Nurse shark (Ginglymostoma cirratum)•Conservation status: IUCN Red Listed as ‘Data Deficient’ •The nurse shark got its name from the squeaky sucking noise it can make when out of the water; not to be confused with Australia’s grey nurse shark, also known as a Raggie in South Africa or a Sand Tiger shark in the United States; or with the Tawny nurse shark of the Indo-Pacific region.
Scuba Diving Magazine
Lemon shark (Negaprion brevirostris)•Conservation status: IUCN Red Listed as ‘Near Threatened’•Lemon sharks can be identified by their yellowish-brown coloration and second dorsal fin that is almost as large as the first. They can reach a maximum of 3.6 meters (~ 11 ft.) in length.
Scuba Diving Magazine
Grey reef shark (Carcharhinus amblyrhynchos)•Conservation status: IUCN Red Listed as ‘Near Threatened’•Grey reef sharks have a typical reef shark appearance, greyish coloring on the topside fading to white underneath, reaching sizes of about 2.5 meters (~ 7 ft.) in length, but they can be identified by a distinct black edge of the tail.
Scuba Diving Magazine
 Great white shark (Carcharodon carcharias)•Conservation status: IUCN Red Listed as ‘Vulnerable’; listed on CITES (Convention on International Trade in Endangered Species) Appendix II, restricting the international trade of this species.•In Australia and New Zealand they are often referred to as “white pointers.” 
Scuba Diving Magazine
 Great hammerhead shark (Sphyrna mokarran)•Conservation status: IUCN Red Listed as ‘Endangered’ •Also referred to as ‘Guardia Civil’ in Spanish, meaning “Civil Guard.” 
Scuba Diving Magazine
Caribbean reef shark (Carcharhinus perezi)•Conservation status: IUCN Red Listed as ‘Near Threatened’ •Sometimes known in Spanish as ‘cabeza dura’ meaning thick skull.
Scuba Diving Magazine
Bull shark (Carcharhinus leucas)•Conservation status: IUCN Red Listed as ‘Near Threatened’•Common names include Zambezi shark, Swan River shark, and Lake Nicaragua shark.
Scuba Diving Magazine
Broadnose sevengill shark (Notorynchus cepedianus)•Conservation status: IUCN Red Listed as ‘Data Deficient’ •These unique sharks get their name from having seven paired gill slits compared to more ‘modern’ sharks having five pairs; they have only one dorsal fin.
Scuba Diving Magazine
 Blue shark (Prionace glauca)•Conservation status: IUCN Red Listed as ‘Near Threatened’ •In some countries and fisheries they are called ‘blue dogs’. 
Blacktip reef shark (Carcharhinus melanopterus)
 Blacktip reef shark (Carcharhinus melanopterus)·Conservation status: IUCN* listed as ‘Near Threatened’·Their common name comes from their distinct dorsal fins with black or dark brown tips. 
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