%0 Book Section %9 OS CH : Chapitres d'ouvrages scientifiques %A Barry-Gérard, M. %A Bakhayokho, M. %A Laloë, Francis %A Samba, A. %A Diadhiou, H. %A Levenez, Jean-Jacques %T Hétérogénéité et variabilité de la pêche artisanale : méthodologie d'étude de l'activité de pêche et mortalité induite %B La recherche scientifique face à la pêche artisanale = Research and small-scale fisheries %C Paris %D 1991 %E Durand, Jean-René %E Lemoalle, Jacques %E Weber, J. %L fdi:36762 %G FRE %I ORSTOM %@ 2-7099-1054-3; 2-7099-1056-X %K PECHE ARTISANALE ; ENQUETE ; EFFORT DE PECHE ; PRODUCTION HALIEUTIQUE ; ANALYSE DE DONNEES ; ANALYSE QUALITATIVE %K SENEGAL %P 551-558 %U https://www.documentation.ird.fr/hor/fdi:36762 %> https://horizon.documentation.ird.fr/exl-doc/pleins_textes/pleins_textes_6/colloques2/36762.pdf %W Horizon (IRD) %X A survey system used in Senegal to obtain data on small-scale fishing activity and results since the start of the 1970s is described. Several situations and solution relating to regional characteristics are presented, within the general context of a stratified plan, with several levels of observations in each stratum. Certain procedures used to evaluate the qualities of the system are presented and the existence of a sharing of effort between the various species is demonstrated. (Résumé d'auteur) %S Colloques et Séminaires %B Symposium International ORSTOM-IFREMER %8 1989/07/3-7 %$ 040SOCPEC01