Long-limb threadfin (Polydactylus longipes) fish species and information / pictures of Long-limb threadfin - Polydactylus longipes

Long-limb threadfin (Polydactylus longipes) fish species information

Scientific Name
Polydactylus longipes

Common Name
Long-limb threadfin

Biology
Dorsal spines (total): 9; Dorsal soft rays (total): 12; Anal spines: 3; Anal soft rays: 11; Vertebrae: 24. Grayish-black and oblong body. Pectoral fin with 13 unbranched rays, 6 pectoral filaments with upper 2 filaments extending beyond midpoint of caudal peduncle. Maxilla covered with scales (Ref. 41110).

Classification

Classified By
Motomura, Okamoto & Iwatsuki, 2001
Class
Ray-finned fishes (Actinopterygii)
Order
Perch-like fish (Perciformes)
Family
Threadfins (Polynemidae)

Distribution

Region
Western Central Pacific
Distribution
Western Central Pacific: known only from Mindanao, Philippines.
Range
8°N - 5°N, 125°E - 128°E

Environment

Climate
Tropical
Water Temperature From
Unknown °C
Water Temperature To
Unknown °C
Depth From - meters
Unknown m
Depth To - meters
Unknown m
Zone
demersal
Environment
Marine; demersal
Trophic Level
3.48 s.e. 0.59 Based on size and trophs of closest relatives
Occurs in Marine / Salt water
True
Occurs in Brackish water
False
Occurs in Fresh Water
False
Occurs on Reefs
False
Is kept in Aquariums
False

Physical Size and Genetics

Maximum Length
15.9 cm
Common Length
Unknown 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: of no interest
Vulnerability
Low vulnerability (12 of 100)
Resilience
High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.)
Threat To Humans
  Harmless
IUCN Red List Status
  Not Evaluated