7 datasets found

Categories and Collections: land use and development water Tags: 1970s

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  • DFO Area 4 Annual Reports 1950 - 1972

    DFO Area 4 Annual Narrative Reports from 1950 to 1972. Reports include comments on spawning summaries (coho, sockeye, pink and chinook), commercial fisheries, sport fisheries, Indian Food fisheries, water levels, herring, pollution (chemical spills),...
  • DFO Area 4 Reports 1973 - 1984

    DFO Area 4 Annual Narrative Reports from 1973 to 1984. Reports include comments on spawning summaries (coho, sockeye, pink and chinook), commercial fisheries, sport fisheries, Indian Food fisheries, water levels, herring, pollution (chemical spills),...
  • Skeena Delta Sedimentation, British Columbia

    Sediment samples were collected from the sea floor off the delta front, from the lower reaches of the Skeena River channels, and from small beaches and basins in the vicinity of Ridley Island. This paper describes the results of the grain analysis and...
  • An Assessment of the Effects on the Morice and Bulkley River Systems of a Pul...

    This report assesses the economic and biological consequences of further development at Houston, B.C. The first part of this paper identifies the geographic and biological aspects of the Bulkley River system and evaluates, in dollar terms, the commercial,...
  • A Preliminary Evaluation of the Environmental Impact of Mining, Community Dev...

    An ecological study to assess the impact of environmental changes on the Babine sockeye production is currently being conducted under the auspices of the Babine Watershed Change Program. Specifically the Environmental Quality Unit of the Northern Operations...
  • Lakelse Lake: A Collation of Research Studies and Government Documents

    This reference guide has been put together for the Lakelse Watershed Stewards Society and while some aspects will seem quite familiar, other portions may be new material and have relevance to some of the concerns raised by the Lakelse Watershed Stewards...
  • Environmental Impact Information of the Proposed Equity Mining Capital Ltd. D...

    During 1974, Environment Canada undertook an additional study of the watershed adjacent to Equity Mining Capital Ltd.'s proposed development near Goosly Lake to supplement water quality baselines established in 1973. Chemistry analysis and 96 hour LC50...
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