00000nam 2200000za 4500 9.818678 CaOODSP 20241203113639 cr ||||||||||| 170110s2016 oncbo ob f000 0 eng d 978-0-660-05565-7 CaOODSP eng n-cn-mb n-cn-on n-cn-sn CW69-14/733-2016E-PDF COSEWIC assessment and status report on the river darter, Percina shumardi, Saskatchewan – Nelson River populations, Southern Hudson Bay – James Bay populations, Great Lakes-Upper St. Lawrence populations, in Canada [electronic resource]. River darter, Percina shumardi, Saskatchewan – Nelson River populations, Southern Hudson Bay – James Bay populations, Great Lakes-Upper St. Lawrence populations, in Canada COSEWIC status report on the river darter, Percina shumardi, Saskatchewan – Nelson River populations, Southern Hudson Bay – James Bay populations, Great Lakes-Upper St. Lawrence populations, in Canada Ottawa : Environment Canada, c2016. xix, 53 p. : col. ill., col. maps Issued also in French under title: Évaluation et rapport de situation du COSEPAC sur le dard de rivière, Percina shumardi, populations des rivières Saskatchewan et Nelson, populations du sud de la baie d'Hudson et de la baie James, populations des Grands Lacs et du haut Saint-Laurent, au Canada. Cover title. "Saskatchewan – Nelson River populations - not at risk, Southern Hudson Bay – James Bay populations - not at risk, Great Lakes-Upper St. Lawrence populations - endangered, 2016." "COSEWIC would like to acknowledge Doug Watkinson ... [et al.] for writing the status report [...]. This report was overseen and edited by John Post, Co-chair of the COSEWIC Freshwater Fishes Subcommittee"--Cf. (p. ii). Includes bibliographical references (p. 25-29). "This is a small-bodied species that inhabits medium to large rivers and shorelines of larger lakes. It has a very restricted distribution, occurs at few locations, and is exposed to high risk of threats from shoreline hardening, exotic species such as Round Goby, dams and water management, dredging, nutrients and effluents from urban waste, spills, and agriculture"--Reason for designation (Ontario), p. iii. gccst Endangered species gccst Freshwater fish gccst Nature conservation Watkinson, D. A. (Douglas A.), 1974- Post, John Robert, 1955- Canada. Environment Canada. Committee on the Status of Endangered Wildlife in Canada. Canadian Wildlife Service. Évaluation et rapport de situation du COSEPAC sur le dard de rivière, Percina shumardi, populations des rivières Saskatchewan et Nelson, populations du sud de la baie d'Hudson et de la baie James, populations des Grands Lacs et du haut Saint-Laurent, au Canada (CaOODSP)9.818680 PDF 2.48 MB https://publications.gc.ca/collections/collection_2017/eccc/CW69-14-733-2016-eng.pdf