The Ring-billed Gull in Ontario
Subtitle: a review of a new problem species : H. Blokpoel, G.D. Tessier.
Contributors: Tessier, G. D.
Series: Occasional paper / Canadian Wildlife Service -- no. 57; Occasional paper (Canadian Wildlife Service) -- no. 57
Publisher: Environment Canada, Canadian Wildlife Service
Published: 1986
Place of publication: Ottawa
Language: eng
Number of pages: 34
Subjects: Bird populations -- Ontario.; Ring-billed gull.
Notes: "Egalement disponible en français."

Bibliography: p. 30-32.