Graceful sharkCCY

Carcharhinus amblyrhynchoides

Carcharhinus amblyrhynchoides
Carcharhinus amblyrhynchoides upper and lower teeth

Characteristic features:

  • Second dorsal-fin origin over anal-fin origin
  • Interdorsal ridge absent
  • Snout short and pointed; internarial space 1–1.2 times preoral snout length
  • Upper labial furrows very short
  • Fins mostly with black tips (anal fin sometimes plain)
  • Upper and lower teeth with narrow, erect cusps

Colour:

Dorsal surfaces bronze, becoming grey after death; a pale stripe along side of body. All fins except anal fin, with conspicuous black tips. Ventral surfaces almost white.

Size:

Maximum size up to 178 cm TL; birth size 50–60 cm TL.

Distribution:

Indo-west Pacific, the Gulf of Aden to Papua New Guinea and northwards to the Philippians. Found to at least 50 meters depth. Juveniles as shallow as 25 meters.

Habitat:

An inshore species.

Biology:

Feeds primarily on bony fish but also cephalopods and crustaceans. Length at maturity is 110–115 cm TL for both sexes. Reproductive mode is viviparous with yolk-sac placenta. Females give birth to 2–8 (average 3) pups after a gestation period lasting for 9–10 months.

Indonesian fisheries:

Caught as bycatch by several inshore fisheries, such as bottom trawling, gill netting and longlining. Utilised for its meat, but typically only individuals that are small in size.

Similar species:

Carcharhinus limbatus
Common blacktip shark
Carcharhinus limbatus
Carcharhinus limbatus differs in having a more robust body (vs. more slender) and a moderately short snout (vs. snout moderately long).
Carcharhinus tilstoni
Australian blacktip shark
Carcharhinus tilstoni
Carcharhinus tilstoni differs in having a more robust body (vs. more slender) and a moderately short snout (vs. snout moderately long).

External links:

FishBase
The IUCN Red List of Threatened SpeciesTM