• publisher: Ausable Bayfield Conservation Authority
  • creator: Dean, Donna; Hocking, Doug Ontario. Ministry of the Environment Ausable Bayfield Conservation Authority
  • contributor: Mar, Peter. Ontario. Ministry of the Environment. Metropolitan Toronto and Region Conservation Authority.
  • Keyword: Water Pollution Analysis Ontario. Water Pollution Environmental aspects Ontario. Water quality Ontario. Beaches Environmental aspects Ontario.
  • years: 1991.
  • pages: viii, 62 p. :
  • class: TD227.O6
  • isbn: 0772986517
  • notes: "February 1991"
  • download: pdf file