| 000 | 00000cam 2200000za 4500 |
| 001 | 9.855469 |
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| 003 | CaOODSP |
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| 005 | 20241203113642 |
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| 007 | cr ||||||||||| |
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| 008 | 180418s1976 onc |||#o f00| 0 eng d |
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| 040 | |aCaOODSP|beng |
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| 041 | |aeng|bfre |
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| 043 | |an-cn--- |
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| 086 | 1 |aCW69-1/22E-PDF |
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| 100 | 1 |aWhitman, W. R. |
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| 245 | 10|aImpoundments for waterfowl |h[electronic resource] / |cby W.R. Whitman. |
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| 260 | |aOttawa : |bCanadian Wildlife Service, |cc1976. |
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| 300 | |a22 p. |
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| 490 | 1 |aOccasional paper ; |vno. 22 |
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| 500 | |aDigitized edition from print [produced by Environment and Climate Change Canada]. |
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| 504 | |aIncludes bibliographical references. |
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| 520 | 3 |a"Studies were initiated in 1972 to (1) identify factors involved in the aging of freshwater impoundments which affect waterfowl use; (2) evaluate the effect of impoundment upon the nutrient export - import balance within a tidal marsh; and (3) consider undesirable side-effects of parasitism caused by the concentration of waterfowl"--Abstract. |
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| 546 | |aIncludes abstract in French. |
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| 692 | 07|2gccst|aAquatic birds |
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| 692 | 07|2gccst|aWetlands |
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| 693 | 4|aImpoundments |
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| 710 | 1 |aCanada. |bEnvironment Canada. |
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| 710 | 2 |aCanadian Wildlife Service. |
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| 830 | #0|aOccasional paper (Canadian Wildlife Service)|vno. 22|w(CaOODSP)9.504780 |
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| 856 | 40|qPDF|s1.70 MB|uhttps://publications.gc.ca/collections/collection_2018/eccc/CW69-1-22-eng.pdf |
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