| Family: |
Umbridae (Mudminnows) |
| Max. size: |
8 cm TL (male/unsexed) |
| Environment: |
demersal; freshwater |
| Distribution: |
North America: coastal lowlands of Olympic Peninsula in Washington, USA from Ozette Lake and Queets River drainage to upper Chehalis River drainage; occasionally in lower Deschutes River (Puget Sound drainage), as a result of floodwater exchange with Chehalis River. |
| Diagnosis: |
|
| Biology: |
Occurs in quiet water with dense vegetation or other cover over mud and debris; also in cool, brown waters of bogs and swamps. |
| IUCN Red List Status: |
Least Concern (LC); Date assessed: 31 July 2012 Ref. (130435)
|
| Threat to humans: |
harmless |
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