An evaluation of the current status of the St. Mary's-Placentia Bay herring stock / by J.A. Moores and G.H. Winters. : Fs70-8/80-75E-PDF
"Three sources of catch rate data were examined: (1) ring net landing slips, (2) ring net log records, and (3) gillnet landing slips. These data were used to calculate total mortality rates within the stock ... Cohort analysis was performed at these and the average mortality levels and in all cases indicated a decline in the stock with the spawning biomass declining to < 16% of peak levels"--Abstract.
Lien permanent pour cette publication :
publications.gc.ca/pub?id=9.876809&sl=1
Ministère/Organisme | Canada. Department of Fisheries and Oceans. Newfoundland Region. Research and Resource Services Directorate. |
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Titre | An evaluation of the current status of the St. Mary's-Placentia Bay herring stock / by J.A. Moores and G.H. Winters. |
Titre de la série | CAFSAC research document ; 80/75 |
Type de publication | Série - Voir l'enregistrement principal |
Langue | [Anglais] |
Format | Électronique |
Document électronique | |
Note(s) | "Not to be cited without permission of authors." Includes bibliographical references (page 9). Includes abstract in French. |
Information sur la publication | St. John's, Newfoundland : Research and Resource Services, Department of Fisheries and Oceans, [1980] |
Auteur / Contributeur | Moores, J. A. (John A.), 1951- author. Winters, G. H., author. |
Description | 1 online resource (22 pages) : map, illustration. |
Numéro de catalogue |
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Descripteurs | Fisheries Surveys |