Field notes, v639
Page 442
Image from the Biodiversity Heritage Library. Contributed by Museum of Vertebrate Zoology, University of California, Berkeley. | www.biodiversitylibrary.org
Transcription
Bulletin 180 Pilchard -> Pacific Sardine Sardinops sagax 0.6 1941 - 1945 123.2 million pounds 1946-50 4.5 " " pg 100 - Canadian fishery failures in 1933 & 1939 =/ landings 103 less than 1.1 million pounds result of fish not being found -> changed migration routes? Drops in yield beginning in '44 reflects reduction in supply of fish -> lack of successful reproduction due to D in seawater circulation Pacific Fishes of Canada J. L. Hart Fisheries Research Board of Canada Ottawa 1973