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,... : CW69-14/733-2016E-PDF
"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.
Lien permanent pour cette publication :
publications.gc.ca/pub?id=9.818678&sl=1
Ministère/Organisme | Canada. Environment Canada. Committee on the Status of Endangered Wildlife in Canada. Canadian Wildlife Service. |
---|---|
Titre | 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 . |
Variante du titre | 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 |
Type de publication | Monographie |
Langue | [Anglais] |
Autres langues publiées | [Français] |
Format | Électronique |
Document électronique | |
Note(s) | 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). |
Information sur la publication | Ottawa : Environment Canada, c2016. |
Auteur / Contributeur | Watkinson, D. A. (Douglas A.), 1974- Post, John Robert,1955- |
Description | xix, 53 p. : col. ill., col. maps |
ISBN | 978-0-660-05565-7 |
Numéro de catalogue |
|
Descripteurs | Endangered species Freshwater fish Nature conservation |
Demander des formats alternatifs
Pour demander une publication dans un format alternatif, remplissez le formulaire électronique des publications du gouvernement du Canada. Utilisez le champ du formulaire «question ou commentaire» pour spécifier la publication demandée.- Date de modification :