Purplemouth grunt (Pomadasys bayanus) fish species and information / pictures of Purplemouth grunt - Pomadasys bayanus

Purplemouth grunt (Pomadasys bayanus) fish species information

Scientific Name
Pomadasys bayanus

Common Name
Purplemouth grunt

Biology
Body oblong, somewhat compressed, and not deep (depth contained 3.1 to 3.8 times in standard length); mouth large, terminal, and almost horizontal, its posterior edge located at the same level as the anterior rim of the eye; first gill arch with 7 to 9 gill rakers; dorsal fin notched, with 12 to 13 spines and 12 soft rays (XII-XIII, 12); pectoral fins short, not reaching distal edge of pelvic fins; second anal spine longer and thicker than third; back olive green; belly silvery; entire body iridescent (Ref. 55763).

Classification

Classified By
Jordan & Evermann, 1898
Class
Ray-finned fishes (Actinopterygii)
Order
Perch-like fish (Perciformes)
Family
Grunts (Haemulidae)

Distribution

Region
Central and South America
Distribution
Central and South America: Pacific drainages from Baja California, Mexico to Peru.
Range
37°N -

Environment

Climate
Tropical
Water Temperature From
21 °C
Water Temperature To
30 °C
Depth From - meters
Unknown m
Depth To - meters
Unknown m
Zone
benthopelagic
Environment
Marine; freshwater; brackish; benthopelagic
Trophic Level
4.01 s.e. 0.66 Based on food items.
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
51.0 cm
Common Length
33.0 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: minor commercial; gamefish: yes
Vulnerability
Moderate vulnerability (42 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
  Not Evaluated