Freshwater ecosystems
Subtitle: a resource to supplement the Alberta Education junior high environmental and outdoor education course of studies.
Contributors: Canadian Association for Health, Physical Education, Recreation and Dance.; Alberta. Alberta Education.; Calgary Board of Education.
Series: Environmental and outdoor education series (Calgary Board of Education)
Publisher: Calgary Board of Education
Published: 1992
Place of publication: [Calgary, AB]
Language: eng
Number of pages: 165
Subjects: Freshwater ecology -- Alberta -- Study and teaching.; Education -- Alberta -- Curricula.
Notes: Cover title.

"... produced and distributed nationally by the Canadian Association for Health, Physical Education, Recreation and Dance"--Inside cover.