Family: |
Leuciscidae (Minnows), subfamily: Leuciscinae |
Max. size: |
32 cm TL (male/unsexed); max. reported age: 9 years |
Environment: |
demersal; freshwater; brackish; depth range - 10 m |
Distribution: |
North America: Atlantic and Gulf Slope drainages from Nova Scotia in Canada to southern Texas, USA; Great Lakes, Hudson Bay (Red River), and Mississippi River basins west to Saskatchewan in Canada, and Montana, west Oklahoma and Texas in USA. |
Diagnosis: |
Dorsal soft rays (total): 7-9; Anal soft rays: 8-19. Body extremely compressed; lateral line strongly decurved; scaleless keel along belly from pelvic to anal fin; dorsal- fin origin behind pelvic-fin origin; mouth small, upturned on pointed snout; appears silver in clear and turbid water, and gold side and fins in coffee-colored water; fins red in southern hemisphere; dusky stripe along side, herringbone lines on upper side of young. Scales on lateral line 44-54; dorsal fin with 7-9 rays; anal fin with 8-19 rays, usually 11-14; rakers on 1st gill arch 17-19; and pharyngeal teeth 0,5-5,0 (Ref. 86798). |
Biology: |
Inhabits vegetated lakes, ponds, swamps, backwaters and pools of creeks and small to medium rivers (Ref. 86798). Can tolerate low oxygen levels, high turbidity and high temperature; omnivorous but principally feed on plankton, insects and mollusks (Ref. 27549). |
IUCN Red List Status: |
Least Concern (LC); Date assessed: 01 March 2012 Ref. (130435)
|
Threat to humans: |
harmless |
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