| Family: |
Percidae (Perches), subfamily: Etheostomatinae |
| Max. size: |
8 cm TL (male/unsexed) |
| Environment: |
benthopelagic; freshwater |
| Distribution: |
North America: found only in Duck River system (Tennessee River drainage) in western central Tennessee, USA. |
| Diagnosis: |
|
| Biology: |
Occurs in clear, fast rocky riffles of small to medium rivers (Ref. 5723, 10294). Feeds on hydropsychid caddis larvae, midge larvae, mayfly nymphs, blackfly larvae, and a wide variety of additional aquatic insect immatures plus a few snails (Ref. 10294). |
| IUCN Red List Status: |
Near Threatened (NT); Date assessed: 02 December 2011 Ref. (130435)
|
| Threat to humans: |
harmless |
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