Black snook (Centropomus nigrescens) fish species and information / pictures of Black snook - Centropomus nigrescens

Black snook (Centropomus nigrescens) fish species information

Scientific Name
Centropomus nigrescens

Common Name
Black snook

Biology
Body slender and not very deep; dorsal profile slightly concave behind the eyes; lateral line extending to posterior edge of caudal fin; second anal spine, when folded down, well removed from origin of caudal fin; pectoral and pelvic fins sub-equal; anal fin with 6 rays; back blue gray; belly white; lateral line very dark; fins charcoal gray (Ref. 55763).

Classification

Classified By
G?nther, 1864
Class
Ray-finned fishes (Actinopterygii)
Order
Perch-like fish (Perciformes)
Family
Snooks (Centropomidae)

Distribution

Region
Eastern Pacific
Distribution
Eastern Pacific: southern Baja California, Mexico and mouth of the Gulf of California to northern Colombia.
Range
33°N - 20°S

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; freshwater; brackish; demersal
Trophic Level
4.24 s.e. 0.75 Based on diet studies.
Occurs in Marine / Salt water
True
Occurs in Brackish water
True
Occurs in Fresh Water
True
Occurs on Reefs
False
Is kept in Aquariums
False

Physical Size and Genetics

Maximum Length
123 cm
Common Length
45.0 cm
Phylogenetic Diversity Index
PD50 = 0.5005 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 (43 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)