Red sea urchin
By: [text, N.A. Sloan].
Contributors: Canada. Dept. of Fisheries and Oceans. Communications Directorate.
Series: Underwater world; Underwater world (Ottawa, Ont.)
Publisher: Communications Directorate, Dept. of Fisheries & Oceans
Published: 1986
Place of publication: Ottawa, Ont
Language: eng
Subjects: Sea urchins -- Canada
Notes: Cover title.

Includes bibliographical references (p. 3)