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Description: |
ii, 58 pages : illustrations ; 28 cm |
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General Note: |
Distributed to depository libraries in microfiche. |
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Shipping list no.: 92-1666-M. |
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Other Forms: |
Also available via Internet from the NPWRC web site. Address as of 4/24/04: http://www.npwrc.usgs.gov/resource/literatr/ruppia/ruppia.htm; current access is available via PURL. |
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Elect. Loc./Access: |
https://purl.fdlp.gov/GPO/LPS48003 0 |
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Series Added Entry: |
Fish and wildlife research ; 10. |