Small scale croaker (Nibea leptolepis) fish species and information / pictures of Small scale croaker - Nibea leptolepis

Small scale croaker (Nibea leptolepis) fish species information

Scientific Name
Nibea leptolepis

Common Name
Small scale croaker

Biology
Dorsal spines (total): 11; Dorsal soft rays (total): 28-31; Anal spines: 2; Anal soft rays: 7 - 8. Mouth large; upper jaw length 37-44 % of head length, lower jaw length 47- 52 % of head length. Mental pores in 3 pairs, the first close together, united by a crescent-shaped groove just behind symphysis. Teeth differentiated into large and small in both jaws. Second anal spine long, stiff, 42-53 % of head length. Lateral line scales 48-50, 14-17 scale rows above lateral line to origin of dorsal fin, 17 to 23 scale rows below lateral line to origin of anal fin (total 31-39 scale rows). Swim bladder carrot-shaped, with about 22 pairs of arborescent appendages along its sides; the first pair entering head beyond transverse of septum. Sagitta (large earstone) with a tadpole-shaped impression, the tail of which is J-shaped.

Classification

Classified By
Ogilby, 1918
Class
Ray-finned fishes (Actinopterygii)
Order
Perch-like fish (Perciformes)
Family
Drums or croakers (Sciaenidae)

Distribution

Region
Western Central Pacific
Distribution
Western Central Pacific: along coasts of northern Australia.
Range
Unknown

Environment

Climate
Tropical
Water Temperature From
Unknown °C
Water Temperature To
Unknown °C
Depth From - meters
Unknown m
Depth To - meters
Unknown m
Zone
benthopelagic
Environment
Marine; brackish; benthopelagic
Trophic Level
3.39 s.e. 0.39 Based on size and trophs of closest relatives
Occurs in Marine / Salt water
True
Occurs in Brackish water
True
Occurs in Fresh Water
False
Occurs on Reefs
False
Is kept in Aquariums
False

Physical Size and Genetics

Maximum Length
22.0 cm
Common Length
17.0 cm
Phylogenetic Diversity Index
PD50 = 0.5010 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses
Fisheries: commercial
Vulnerability
Low vulnerability (24 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