NDLTD Global ETD Search
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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.

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1

On the calculation of pelagic fish shoal tonnage by nighttime aerial observation

Cram, David Lindsay January 1977 (has links)
Contains published articles. / Bibliography: pages 192-208.
Zoology
Fish detection
Marine fishes
Sardine fisheries

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