Physical data from a study of size, weight and gonad quality for the Green sea urchin (Strongylocentrotus dröbachiensis) over a one-year period
by D. E. Kramer and D. M. A. Nordin
Bok Engelsk 1978
Utgitt | Vancouver : Technology Services Branch. Fisheries Management, Pacific Region , 1978
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Omfang | V, 68 bl. : ill.
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Emner | sjøpinnsvin kråkeboller gonader fangst canada
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