00000nam 2200000zi 4500 9.875473 CaOODSP 20221107164450 m go d f cr ||||||||||| 190625s1980 nsca #o f000 0 eng d CaOODSP eng rda CaOODSP eng fre n-cnm-- Fs70-8/80-23E-PDF Rivard, D. (Denis), 1950- Back-calculating production from cohort analysis, with discussion on surplus production for two redfish stocks / by Denis Rivard. [Dartmouth, Nova Scotia : Department of Fisheries and Oceans], April 1980. 1 online resource (26 pages) : illustrations. text txt rdacontent computer c rdamedia online resource cr rdacarrier CAFSAC research document ; 80/23 Digitized edition from print [produced by Department of Fisheries and Oceans]. "Not to be cited without prior reference to the author." Includes bibliographical references. "A method is presented for back-calculating surplus and net production from cohort analysis. This method, which requires detailed information on the age-composition of the catch, as well as information on the mean-weight-at-age, is used to assess trends in surplus production for two redfish stocks."--Abstract. Includes abstract in French. gccst Fisheries gccst Surveys Canada. Department of Fisheries and Oceans. CAFSAC research document (Canadian Atlantic Fisheries Scientific Advisory Committee) 80/23 (CaOODSP)9.869616 PDF 1.34 MB https://publications.gc.ca/collections/collection_2019/mpo-dfo/Fs70-8-80-23-eng.pdf