The zebra mussel, dreissena polymorpha
Subtitle: a photographic guide to the identification of microscopic veligers
By: report and photographs prepared by: Gordon J. Hopkins.
Contributors: Ontario. Ministry of the Environment.
Publisher: Environment Ontario]
Published: 1990
Place of publication: [Toronto, Ont
Language: eng
Number of pages: 15
Subjects: Clams -- Great Lakes -- Identification.; Dreissenidae -- Great Lakes; Zebra mussel -- Larvae -- Identification.