• publisher: [Toronto] : Ontario Environment
  • creator: Girard, R Reid, R. A Ontario. Ministry of the Environment Dorset Research Centre
  • contributor: Reid, R. A. Ontario. Ministry of the Environment. Dorset Research Centre.
  • Keyword: Lakes Ontario Haliburton Region. Lakes Ontario Muskoka Region.
  • pages: 33, [219] p. :
  • class: GB1630.O6
  • isbn: 0772970211
  • notes: "September 1990"
  • download: pdf file