Water quality in a boating canal system
Subtitle: Mara Township, Simcoe County : report
By: prepared by Technical Support Section, Central Region.
Publisher: Ministry of the Environment
Published: 1979
Place of publication: [Toronto]
Language: eng
Subjects: Water quality -- Ontario -- Simcoe County -- Measurement.; Canals -- Ontario -- Simcoe County.; Water -- Analysis.; Water -- Pollution -- Ontario -- Simcoe County.; Water quality management -- Ontario -- Simcoe County.