000 00825cam  2200241za 4500
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003CaOODSP
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008151210s1993    bcc    |o    f|0| 0 eng d
040 |aCaOODSP|beng
043 |an-cn---
0861 |aEn4-269/1993E-PDF
24500|aGuidelines for monitoring benthos in freshwater environments |h[electronic resource].
260 |aVancouver : |bEnvironment Canada, |c1993.
300 |avii, 81 p. : |bill., figs., tables.
500 |a"January 1993."
504 |aIncludes bibliographic references.
69207|2gccst|aFresh water
69207|2gccst|aEnvironment management
69207|2gccst|aGuidelines
7101 |aCanada. |bEnvironment Canada.
85640|qPDF|s761 KB|uhttps://publications.gc.ca/collections/collection_2015/ec/En4-269-1993-eng.pdf