White weakfish (Atractoscion nobilis) fish species and information / pictures of White weakfish - Atractoscion nobilis

White weakfish (Atractoscion nobilis) fish species information

Scientific Name
Atractoscion nobilis

Common Name
White weakfish

Biology
Dorsal spines (total): 10 - 11; Dorsal soft rays (total): 20-23; Anal spines: 2; Anal soft rays: 8 - 9; Vertebrae: 24. Pelvic fins with fleshy appendage at base.

Classification

Classified By
Ayres, 1860
Class
Ray-finned fishes (Actinopterygii)
Order
Perch-like fish (Perciformes)
Family
Drums or croakers (Sciaenidae)

Distribution

Region
Eastern Pacific
Distribution
Eastern Pacific: Alaska to southern Baja California, Mexico and the Gulf of California.
Range
65°N - 22°N

Environment

Climate
Subtropical
Water Temperature From
Unknown °C
Water Temperature To
Unknown °C
Depth From - meters
0 m
Depth To - meters
122 m
Zone
demersal
Environment
Marine; demersal; depth range 0 - 122 m (Ref. 2850)
Trophic Level
3.21 s.e. 0.40 Based on diet studies.
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
166 cm
Common Length
100.0 cm
Phylogenetic Diversity Index
PD50 = 0.7500 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses
Fisheries: minor commercial; gamefish: yes
Vulnerability
High to very high vulnerability (70 of 100)
Resilience
Low, minimum population doubling time 4.5 - 14 years (K=0.13; tm=4; tmax=20)
Threat To Humans
  Harmless
IUCN Red List Status
  Least Concern (LC)