grey sharpnose shark

The Indo-West Pacific resident

The Grey Sharpnose shark, (Rhizoprionodon oligolinx), is a requiem shark of the family Carcharhinidae. It is found in the tropical waters of the Indo-West Pacific Oceans.


Family: Carcharhinidae – Requiem sharks

Genus: Rhizoprionodon 

Species: oligolinx


Phylum– Chordata

Class– Chondrichthyles



Common NameGround Sharks

Family– Carcharhinidae

Common NameRequiem Sharks




Average Size and Length: The Grey Sharpnose shark typically reaches a length of around 2.3 feet. The longest recorded was 2.9 feet.

Teeth and Jaw: The Grey Sharpnose shark has oblique, narrow-cusped teeth in both jaws.

Head: It has a long snout with short labial furrows. It has small, wide-spaced nostrils and large eyes.

Demographic, Distribution, Habitat, Environment and Range: The Grey Sharpnose shark is found in the tropical waters of the Indo-West Pacific Oceans, between latitudes 30° N and 18° S, from the surface to a depth of 118 feet. It can be found on the littoral continental and insular shelves inshore and offshore.

Diet: The diet of the Grey Sharpnose shark consists of crustaceans, fishes, and cephalopods.

Aesthetic Identification: The Grey Sharpnose shark is grey to brownish-grey to bronze above and very pale below. It has inconspicuous dusky fin edges.

Biology and Reproduction: The Grey Sharpnose shark is viviparous. They have on average 3 to 5 pups per litter.

Grey Sharpnose Shark Future and Conservation: It is commonly caught by inshore demersal gillnet fisheries, especially off Java for fish meal and its fins. It is also killed for human consumption, fresh or dried salted. They are heavily fished, but abundant and resilient.

Grey Sharpnose Shark Recorded Attacks on Humans: Not a threat.