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Grey Reef Shark

Grey reef sharkScientific Name: Carcharhinus amblyrhynchos
Also called as Long nose Black-tail shark, Grey reef sharks are active night predators, often forming big feeding aggregations that hunt for sleeping fish on the reef. Grey reef sharks have a broad, rounded snout. They are dark grey or bronze-grey above and white below. The caudal fin has a wide, black margin and the undersides of the pectoral and pelvic fins have black tips and margins.

Grey reef sharks are found around coral reefs anywhere between the surface and depths of up to 100m.These are very common in the Central Pacific Ocean. They are common on coral reefs, often in deeper areas near drop-offs to the open sea, in atoll passes and in shallow lagoons adjacent to areas of strong currents.

The grey reef shark feeds on reef fish, squid, octopuses, crabs, lobsters and shrimps. These sharks form daytime schools or aggregations in favored areas. Although active during the day, they are more active nocturnally.

The grey reef shark adopts a distinctive body posture as a warning when annoyed. It lifts its Grey reef sharksnout, points its pectoral fins downwards, arches its back and holds its tail sideways.

This shark is viviparous, having litters of 1-6 pups after a gestation period of about 1-year. At birth, pups are about 2 feet (60 cm) long. Maturity is reached at 7 years of age (when they are 4.25 feet (1.3 m) long. It averages 6 feet (1.8 m) long but can be up to 8 feet (2.5 m) long

The IUCN lists grey reef sharks as not threatened

Statistics: These sharks can reach 2.6m (8.5ft) in length.

These sharks can reach 2.6m (8.5ft) in length.

Grey reef Shark Classification:
  • Kingdom Animalia (animals)
  • Phylum Chordata
  • SubPhylum Vertebrata (vertebrates)
  • Class Chondrichthyes (cartilaginous fish)
  • Subclass Elasmobranchii (sharks and rays)
  • Order Carcharhiniformes
  • Family Carcharhinidae (requiem sharks)
  • Genus Carcharhinus
  • Species amblyrhynchos


Shark Info Sheet
Basking shark
Blue shark
Bronze whaler shark
Bull sharks
Dogfish shark
Dusky shark
Great hammerhead
Great White shark
Grey Reef Shark
Horn shark
Leopard shark
Oceanic whitetip
Salmon shark
Sand tiger sharks
Scalloped hammerhea-
Shortfin mako
Sixgill shark
Sleeper shark
Tiger shark
Whale shark
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