| 000 | 00000nam 2200000zi 4500 |
| 001 | 9.880252 |
| 003 | CaOODSP |
| 005 | 20241203113652 |
| 006 | m o d f |
| 007 | cr ||||||||||| |
| 008 | 191007e197407##bcca ob f000 0 eng d |
| 040 | |aCaOODSP|beng|erda|cCaOODSP |
| 043 | |an-cn-bc |
| 086 | 1 |aEn42-1/74-2E-PDF |
| 100 | 1 |aHallam, R. L., |eauthor. |
| 245 | 12|aA biological assessment of Benson Lake following cessation of deep lake tailings disposal / |cby R. Hallam, R. Kussat, and M. Jones. |
| 264 | 1|aVancouver, B.C. : |bEnvironmental Protection Service, Pacific Region, |cJuly, 1974. |
| 300 | |a1 online resource (iv, 16 pages) : |billustrations. |
| 336 | |atext|btxt|2rdacontent |
| 337 | |acomputer|bc|2rdamedia |
| 338 | |aonline resource|bcr|2rdacarrier |
| 490 | 1 |aSurveillance report ; |vEPS 5-PR-74-2 |
| 500 | |aDigitized edition from print [produced by Environment and Climate Change Canada]. |
| 500 | |a"Environmental Protection Service report series." |
| 504 | |aIncludes bibliographical references (page 16). |
| 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. |
| 692 | 07|2gccst|aWater quality |
| 692 | 07|2gccst|aLakes |
| 692 | 07|2gccst|aMining industry |
| 692 | 07|2gccst|aWaste |
| 700 | 1 |aKussat, R. H., |eauthor. |
| 700 | 1 |aJones, M. |q(Michael)|eauthor. |
| 710 | 1 |aCanada. |bEnvironment Canada. |
| 710 | 1 |aCanada. |bEnvironmental Protection Service. |bPacific Region. |
| 830 | #0|aEnvironmental Protection Service report series ;|vEPS-5-PR-74-2.|w(CaOODSP)9.866031 |
| 856 | 40|qPDF|s657 KB|uhttps://publications.gc.ca/collections/collection_2019/eccc/en42-1/En42-1-74-2-eng.pdf |