Cachema weakfish (Cynoscion phoxocephalus) fish species and information / pictures of Cachema weakfish - Cynoscion phoxocephalus

Cachema weakfish (Cynoscion phoxocephalus) fish species information

Scientific Name
Cynoscion phoxocephalus

Common Name
Cachema weakfish

Biology
Body long and slightly compressed; head pointed, its dorsal profile almost straight from nape to origin of dorsal fin; mouth oblique; lower jaw prominent; teeth set in 1 to 3 rows, with a pair of canines on the anterior end of upper jaw; lower branch of first gill arch with 7 to 8 gill rakers; second dorsal fin without small scales; cycloid scales on body and head; lateral line scales 60 to 70 (Ref. 55763).

Classification

Classified By
Jordan & Gilbert, 1882
Class
Ray-finned fishes (Actinopterygii)
Order
Perch-like fish (Perciformes)
Family
Drums or croakers (Sciaenidae)

Distribution

Region
Eastern Pacific
Distribution
Eastern Pacific: southern Mexico to Peru.
Range
18°N -

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
4.67 s.e. 0.00 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
60.0 cm
Common Length
25.0 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; gamefish: yes
Vulnerability
Moderate vulnerability (37 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
  Least Concern (LC)