Umpqua pikeminnow
| Umpqua pikeminnow | |
|---|---|
,_P_oregonensis_(b),_and_P_umpquae_(c)_showing_characteristic_difference_in_size_of_scales_which.jpeg)
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| Illustration (c) shows umpqua pikeminnow. See other species at the bottom part of the image | |
Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Actinopterygii |
| Order: | Cypriniformes |
| Family: | Cyprinidae |
| Subfamily: | Leuciscinae |
| Clade: | Laviniinae |
| Genus: | Ptychocheilus |
| Species: | P. umpquae
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| Binomial name | |
| Ptychocheilus umpquae Snyder, 1908
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The Umpqua pikeminnow (Ptychocheilus umpquae) is a large cyprinid fish endemic to Oregon. It is native to the Umpqua and Siuslaw river drainages.[2]
Description
[edit]The Umpqua pikeminnow usually has 60 to 63 scales between the head and dorsal fin. It usually has around 66 to 81 scales along its lateral line. It usually has 9 rays on its dorsal fin and 8 rays on its anal fin. They can reach 44 cm (17 in) in total length, but are more often 31 cm (12 in).[3][2]
Distribution and habitat
[edit]The fish are found in the Northwest United States, usually along the Umpqua and Siuslaw river drainages,[3] as well as in the Rogue River.[4]
The fish inhabit the pools or sluggish runs of small rivers and creeks.[3]
References
[edit]- ^ NatureServe (2013). "Ptychocheilus umpquae". IUCN Red List of Threatened Species. 2013: e.T202360A18235249. doi:10.2305/IUCN.UK.2013-1.RLTS.T202360A18235249.en. Retrieved 18 November 2021.
- ^ a b Froese, Rainer; Pauly, Daniel (eds.). "Ptychocheilus umpquae". FishBase. November 2014 version.
- ^ a b c Page, Lawrence M.; Burr, Brooks M. (2011). Peterson Field Guide to Freshwater Fishes of North America North of Mexico. Houghton Mifflin Harcourt. ISBN 9780547242064.
- ^ "Pikeminnow have long been in the Rogue River". Mail Tribune. 2011-08-21. Archived from the original on 2018-12-25. Retrieved 2018-12-25.
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