00000nam 2200000zi 4500 9.955657 CaOODSP 20250923134614 m o d f cr mn||||||||| 250923e19381028onc o f000 0 eng d CaOODSP eng rda CaOODSP n-cn-ns Fs52-3/190CE-PDF Smith, M. W., author. Report on treatment of Trefry's Lake, Yarmouth County, N.S., with copper sulphate / author M.W. Smith. [Ottawa] : Biological Board of Canada, October 28th, 1938. 1 online resource (6 pages, 2 unnumbered pages). text txt rdacontent computer c rdamedia online resource cr rdacarrier Manuscript reports of the biological stations ; no. 190C Digitized edition from print [produced by Department of Fisheries and Oceans]. "Upon petition of the Yarmouth branch of the Nova Scotia Fish and Game Protective Association, the Fish Culture branch of the Department of Fisheries treated Trefry's lake with copper sulphate. The primary purpose of this treatment was to destroy the existing fish population, which was considered inimical to future successful stocking with brook trout"--Page [1]. Lakes Nova Scotia Yarmouth (County) Observations. Brook trout Population viability analysis Nova Scotia Yarmouth (County) Fish stocking Nova Scotia Yarmouth (County) Copper sulfate Nova Scotia Yarmouth (County) Lacs Nouvelle-Écosse Yarmouth (Comté) Observations. Omble de fontaine Analyse de viabilité des populations Nouvelle-Écosse Yarmouth (Comté) Empoissonnement Nouvelle-Écosse Yarmouth (Comté) Sulfate de cuivre Nouvelle-Écosse Yarmouth (Comté) Biological Board of Canada, issuing body. Manuscript reports of the biological stations ; no. 190C. (CaOODSP)9.899091 PDF 964 KB https://publications.gc.ca/collections/collection_2025/mpo-dfo/fs52-3/Fs52-3-190C-eng.pdf