Shorefishes of the Tropical Eastern Pacific Online Information System
Updated: 06/12/2008  
Version: 1.0.4.53  

Contributors | Glossary | Settings  
  
Home General
Information
What Fish is That?The FishesLibraryRandom ImagesGlossaryResearch Engine


Species Information          
Book mode off
  Book mode off  
    Pomadasys  
Perciformes  -  Haemulidae  -  Pomadasys  -  Pomadasys bayanus

Pomadasys bayanus

All Families(148) All Genera(504) All Species(1287)
elongate
 
D XII-XIII
 
juvenile - wavy stripes
 

mouth reaches under eye
 
pectoral not to pelvic tip
 
A: 2nd spine very long, stout
 

 Images
 
     


Pomadasys bayanus Jordan & Evermann, 1898


Purple-mouth grunt,     Freshwater grunt



Elongate, strongly compressed; mouth long, reaches under center of eye, inside not red, lips thin; chin with 2 pores at front and 2 inside hole behind, plus a longitudinal groove; preopercle weakly or not serrated, ventral serrations not forward pointing; dorsal fin XII-XIII, 12, moderately notched; anal III, 7, second anal spine very long and stout, its length about two times eye diameter or more; pectoral fins relatively short, not reaching tips of depressed pelvic fins; pelvics short, not reaching anus (except in small juveniles); no scales on soft dorsal and anal fins; 50-51 pored lateral line scales; 8 oblique rows of scales between lateral line and origin of dorsal fin.


Silvery, with an orange tint on sides; fins orangish; juvenile with wavy stripes.



Size: grows to 36 cm.

Habitat: tolerates salinities between 20-30 ppt, but travels considerable distances up fast moving rivers.

Depth: 0-10 m.



Southern Baja to Peru.

  WoRMS FishBase Search OBIS Search
ITIS Catalog of Fishes Encyclopedia of Life

Questions or comments

Email STRI data manager
 






Print Friendly Version


 
© Copyright 2008 to 2014 - Smithsonian Tropical Research Institute
Programmed by Coeus Knowledge Systems Pty Ltd