000 01858cam  2200349zi 4500
006m     o  d f      
007cr |n|||||||||
008191115e199203##bccb    ob   f000 0 eng d
040 |aCaOODSP|beng|erda|cCaOODSP
043 |an-cn-bc
0861 |aEn40-241/92-12E-PDF
1001 |aHagen, Michael E., |eauthor.
24510|aSummary report : |bsediment quality of streams surrounding operating or proposed mines in British Columbia / |cby Michael E. Hagen.
264 1|aNorth Vancouver, B.C. : |bEnvironment Canada, Environmental Protection Service, Pacific & Yukon Region, |cMarch 1992.
300 |a1 online resource (ii, 47 pages) : |bmaps.
336 |atext|btxt|2rdacontent
337 |acomputer|bc|2rdamedia
338 |aonline resource|bcr|2rdacarrier
4901 |aRegional data report ; |vDR 92-12
500 |aDigitized edition from print [produced by Environment and Climate Change Canada].
504 |aIncludes bibliographical references (page 44-47).
520 |a"From 1981 to 1992, the Freshwater Assessment Division, Environmental Effects Branch, Environmental Protection, Environment Canada, monitored environmental quality in salmon-bearing streams that could be impacted by proposed or operating mines. Occasionally, such monitoring included metal content of stream and lake sediments"--Introduction, page 1.
69207|2gccst|aMining industry
7101 |aCanada. |bEnvironment Canada.
7101 |aCanada. |bEnvironmental Protection Directorate. |bPacific and Yukon Region.
830#0|aRegional data report (Canada. Conservation and Protection)|vDR 92-12.|w(CaOODSP)9.880720
85640|qPDF|s2.45 MB|uhttps://publications.gc.ca/collections/collection_2019/eccc/en40-241/En40-241-92-12-eng.pdf