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NEFSC Apex Predators Program

blacknose shark Blacknose shark

BLACKNOSE SHARK

Carcharhinus acronotus

SIZE

To about 4.5 ft (1.4 m).

DISTINGUISHING CHARACTERISTICS

  • Snout with dusky blotch at tip: distinct and dark in juveniles, diffuse and dusky in adults
  • Color yellowish-gray or brown-to-greenish-gray above, yellowish or paler underside
  • First dorsal fin small, originating over or behind free tips of pectoral fins
  • No interdorsal ridge

DISTRIBUTION

North Carolina to Brazil, including Gulf of Mexico and Caribbean Sea.

HABITAT

Inshore coastal waters over sandy, shell, or coral bottoms.

SIMILAR SPECIES

Atlantic Sharpnose Shark has scattered white spots on back and sides; lacks dusky blotch at tip of snout. Finetooth shark has more pointed snout, longer gills, bluish-gray color; lacks dusky blotch at tip of snout.

MORE INFORMATION

Ichthyology at the Florida Museum of Natural History


Guide to Sharks, Tunas, & Billfishes of the U.S. Atlantic and Gulf of Mexico.

Text descriptions taken from:
Guide to Sharks, Tunas, & Billfishes
of the U.S. Atlantic and Gulf of Mexico

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(File Modified Aug. 08 2017)