Bigmouth Chub,  Nocomis platyrhynchus

 

Physical Description: 
�	Chubby body
�	Dorsal fin origin above or a little behind pelvic fin base
�	Medium to small eye
�	Slightly pointed snout with large, subterminal mouth
�	Small tail fin, upper lobe pointed and longer than the rounded lower lobe
�	Olive or brown sides, side stripe gold or yellow
�	Pale or yellowish fins paired fins
�	Tail and dorsal fins have orange or red color

Similar species: 
�	River chub (Nocomis micropogon)

Mean body size:
�	Adults are 90-200 mm standard length 

Habitat:
�	Warm, clear, rocky creeks and rivers 

Distribution in VA:
�	New River drainage

Food Habits:  
�	Insect larvae, sometimes other invertebrates and fish 

Reproductive Habits: 
�	Mature around age 3 
�	Spawning occurs late April to early June at water temperatures of 15-25�C
�	Males build gravel mounds and a pit
�	Fecundity is not known 

Population Status, Economic, or Ecological Importance: 
�	Most primitive chub 

References:       

Jenkins, R.E and N.M. Burkhead. 1993. Freshwater Fishes of Virginia. American Fisheries Society, Bethesda, Maryland.

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