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| 01986cam 2200409zi 4500 |
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| 001 | 9.880252 |
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| 003 | CaOODSP |
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| 005 | 20221107165730 |
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| 006 | m o d f |
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| 007 | cr ||||||||||| |
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| 008 | 191007e197407##bcca ob f000 0 eng d |
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| 040 | |aCaOODSP|beng|erda|cCaOODSP |
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| 043 | |an-cn-bc |
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| 086 | 1 |aEn42-1/74-2E-PDF |
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| 100 | 1 |aHallam, R. L., |eauthor. |
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| 245 | 12|aA biological assessment of Benson Lake following cessation of deep lake tailings disposal / |cby R. Hallam, R. Kussat, and M. Jones. |
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| 264 | 1|aVancouver, B.C. : |bEnvironmental Protection Service, Pacific Region, |cJuly, 1974. |
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| 300 | |a1 online resource (iv, 16 pages) : |billustrations. |
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| 336 | |atext|btxt|2rdacontent |
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| 337 | |acomputer|bc|2rdamedia |
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| 338 | |aonline resource|bcr|2rdacarrier |
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| 490 | 1 |aSurveillance report ; |vEPS 5-PR-74-2 |
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| 500 | |aDigitized edition from print [produced by Environment and Climate Change Canada]. |
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| 500 | |a"Environmental Protection Service report series." |
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| 504 | |aIncludes bibliographical references (page 16). |
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| 520 | 3 |a"Post mine operation conditions in Benson Lake were documented in November, 1973. Turbidity measurements showed a marked improvement in lake water clarity compared to level recorded when the mine disposed of tailings in the lake. Total metal concentrations in lake water and fish tissue remained unchanged"--Abstract. |
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| 692 | 07|2gccst|aWater quality |
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| 692 | 07|2gccst|aLakes |
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| 692 | 07|2gccst|aMining industry |
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| 692 | 07|2gccst|aWaste |
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| 700 | 1 |aKussat, R. H., |eauthor. |
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| 700 | 1 |aJones, M. |q(Michael)|eauthor. |
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| 710 | 1 |aCanada. |bEnvironment Canada. |
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| 710 | 1 |aCanada. |bEnvironmental Protection Service. |bPacific Region. |
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| 830 | #0|aEnvironmental Protection Service report series ;|vEPS-5-PR-74-2.|w(CaOODSP)9.866031 |
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| 856 | 40|qPDF|s657 KB|uhttps://publications.gc.ca/collections/collection_2019/eccc/en42-1/En42-1-74-2-eng.pdf |
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