Slender fivefinger threadfin (Polydactylus bifurcus)

Scientific name: Polydactylus bifurcus Motomura, Kimura & Iwatsuki, 2001

Slender fivefinger threadfin (Polydactylus bifurcus)

The Slender fivefinger threadfin (Polydactylus bifurcus) is a marine fish of the family Polynemidae. Native range: Eastern Indian Ocean, Indonesia.

Biology

Dorsal spines (total): 9; Dorsal soft rays (total): 13; Anal spines: 3; Anal soft rays: 11. Body with 8 faint stripes along longitudinal scale rows above lateral line. Pectoral filaments 5. Second spine of dorsal fin very strong, 2.5 times width of 3rd spine. Lateral line bifurcated on caudal fin base, extending to posterior margins of upper and lower caudal fin lobes.

Source: FishBase, licensed CC BY-NC 4.0.

Species facts

Scientific name
Polydactylus bifurcus
Family
Polynemidae (Threadfins)
Order
Perciformes (Perch-like fish)
Class
Actinopterygii (Ray-finned fishes)
Maximum length
27.0
Depth range
2 m (7 ft)
Environment
Marine; demersal; depth range ? - 2 m
Climate
Tropical
Distribution
Eastern Indian Ocean: Indonesia.
Conservation status (IUCN)
Not Evaluated
Threat to humans
Harmless
Uses
Fisheries: of no interest
Resilience
High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.)

Sources

Taxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.

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