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Sharpfin barracuda (Sphyraena acutipinnis) fish species and information / pictures of Sharpfin barracuda - Sphyraena acutipinnis

Sharpfin barracuda (Sphyraena acutipinnis) fish species information

Scientific Name
Sphyraena acutipinnis

Common Name
Sharpfin barracuda

Biology
Dorsal spines (total): 6; Dorsal soft rays (total): 8-9; Anal spines: 2; Anal soft rays: 8. Body with a narrow dark stripe on the lower flank; a dark marking on body near pelvic fin base; caudal fin darkish (Ref. 9775).

Classification

Classified By

Day, 1876

Class

Ray-finned fishes (Actinopterygii)

Order

Perch-like fish (Perciformes)

Family

Barracudas (Sphyraenidae)

Distribution

Region

Indo-Pacific

Distribution

Indo-Pacific: East Africa to the Hawaiian, Marquesan and Tuamoto islands, north to southern Japan. No record from the Western Central Pacific but H. Senou believes that it occurs from the Philippines to north-eastern Australia (Ref. 9768). The exact range is uncertain because of confusion of this species with Sphyraena helleri (Ref. 9768).

Range

32°N - 24°S

Environment

Climate

Tropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

Unknown m

Depth To - meters

66 m

Zone

reef-associated

Environment

Marine; brackish; reef-associated; depth range ? - 66 m (Ref. 58018)

Trophic Level

4.5 s.e. 0.80 Based on food items.

Occurs in Marine / Salt water

True

Occurs in Brackish water

True

Occurs in Fresh Water

False

Occurs on Reefs

True

Is kept in Aquariums

False

Physical Size and Genetics

Maximum Length

80.0 cm

Common Length

50.0 cm

Phylogenetic Diversity Index

PD50 = 0.5000 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Fisheries: commercial

Vulnerability

Moderate to high vulnerability (46 of 100)

Resilience

Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated