| REF | Type | Cut-and-Paste Reference |
|
271
|
Book
| Becker, G.C. 1983. Fishes of Wisconsin. University of Wisconsin Press, Madison, WI. http://digital.library.wisc.edu/1711.dl/EcoNatRes.FishesWI. |
|
34114
|
Report
| COSEWIC. 2016. COSEWIC assessment and status report on the River Darter Percina shumardi, Saskatchewan - Nelson River populations, Southern Hudson Bay - James Bay populations and Great Lakes-Upper St. Lawrence populations,in Canada. Committee on the Status of Endangered Wildlife in Canada, Ottawa. https://www.canada.ca/en/environment-climate-change/services/species-risk-public-registry/cosewic-assessments-status-reports/river-darter-various-populations-2016/chapter-1.html. |
|
30526
|
Journal Article
| Dalton, K.W. 1990. Status of the River Darter, Percina shumardi, in Canada. Canadian Field-Naturalist 104(1):59-63. |
|
30527
|
Journal Article
| Haag, W.R. and M.L. Warren. 2006. Seasonal Feeding Specialization on Snails by River Darters (Percina shumardi) with a Review of Snail Feeding by Other Darter Species. Copeia 4:604-612. |
|
30528
|
Web Page
| NatureServe. 2017. Comprehensive Report Species - Percina shumardi. http://explorer.natureserve.org/servlet/NatureServe?searchName=Percina+shumardi+. Accessed on 08/22/2017. |
