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Blackfin tuna (Thunnus atlanticus) fishing around FADs in Martinique (French West Indies) ArchiMer
Taquet, Marc; Reynal, Lionel; Laurans, Martial; Lagin, Alain-sabin.
This paper examines the fishing of blackfin tuna (Thunnus atlanticus) around Fish Aggregating Devices (FADs) in Martinique (French West Indies). It is based on the compared analysis of catches from monthly experimental fishing surveys and sampling of commercial landings. The data collected in these two different ways allowed comparison of blackfin tuna length frequencies. A large part of the commercial landings were made up of young immature tuna with a fork length of less than 40 cm, whereas the experimental longline catches were mainly made up of fish with a fork length ranging between 55 and 75 cm. We give evidence that these discrepancies were mostly due to the fishing technique used. Indeed, contrarily to the experimental surveys, Martinican fishermen...
Tipo: Text Palavras-chave: Martinique; West Central Atlantic; Experimental fishing survey; Biology; FAD; Fish aggregating device; Thunnus atlanticus; Blackfin tuna.
Ano: 2000 URL: http://archimer.ifremer.fr/doc/2000/publication-1392.pdf
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Comparaison des captures des grands poissons pelagiques en Martinique avec ou sans DCP ArchiMer
Laurans, Martial; Taquet, Marc; Reynal, Lionel; Lagin, Alain-sabin.
In recent years, the use of fads in Martinique has evolved from an experimental stage to a productive one. This transformation results in the pitching up of operational device park by the regional fishery committee. Nevertheless, this technical change in fishing practices is not implemented in a homogeneous way all around the island; some differences exist especially between the Atlantic and the Caribbean coasts. From surveys carried out during an annual cycle on two main landing sites, this study describes the pelagic fishing activity around fads and in the open sea. A comparison of fishing strategies adopted in different places as well as an analysis of the results obtained by the fishing units in terms of species (size of catches and daily yields) allow...
Tipo: Text Palavras-chave: Artisanal fishing Attracting techniques Multivariate analysis Pelagic fisheries Sampling Tuna fisheries Article Geographic Terms: ASW; Caribbean Sea; Lesser Antilles; Martinique.
Ano: 2000 URL: http://archimer.ifremer.fr/doc/00042/15298/12657.pdf
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Démarche d'amélioration des DCP à la Martinique ArchiMer
Guillou, Annie; Lagin, Alain-sabin; Lebeau, Alain; Priour, Daniel; Repecaud, Michel; Reynal, Lionel; Sacchi, Jacques; Taquet, Marc.
Since 1983, the research on the optimal conception of FADs in Martinique was particularly focused on the improvement of their resistance to different maritime or human aggressions. Following several experimentations made with different types of fads, the choice was brought on light devices anchored in 1 500 to 2 000 m depths and an experimental approach was conducted to identify the causes of loss of fads and to attempt to modelize their hydrodynamic behaviour with relation to the sea conditions. Three mathematical models are used to simulate the fad behaviour under current action and swell, and to estimate the forces exerted on each part of the device. The results of this study are presented. The fad design used nowadays for the development of pelagic...
Tipo: Text Palavras-chave: Attracting techniques Fishing technology Maintenance and repair Tuna fisheries Article Geographic Terms: ASW; Caribbean Sea; Lesser Antilles Lesser Antilles; Martinique.
Ano: 2000 URL: http://archimer.ifremer.fr/doc/00042/15287/12673.pdf
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Embarcations et engins de la pêche artisanale martiniquaise recensés en 1985 et évolution récente ArchiMer
Guillou, A; Gueredrat, J.a.; Lagin, Alain-sabin.
A systematic census of the fishing boats, of their motors and of the fishing gears has been conducted in Martinique in 1985, as par of a program entitleè "Antillean fisheries study" of the "Pôle de Recherche Océanologique et Halieutique Caraïbe". In addition, a comparison of our results with those of previous inquiries and scattered informations gives the opportunity for presenting the main qualitative and quantitative tendancies of the different components of the fishing fleet, of its motorization and of the fishing gears in Martinique during the last past decades. NOT CONTROLLED OCR
Tipo: Text
Ano: 1988 URL: http://archimer.ifremer.fr/doc/1988/rapport-3887.pdf
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Engins et techniques de pêche de la Martinique ArchiMer
Guillou, Alain; Lagin, Alain-sabin.
This document is mainly a catalogue of the different types of fishing gears noticed all around Martinique during a ten years period (1985-1994)The technical description of these gears and their plans are presented, according to FAO standards. Besides these descriptions, the origins of the introduction in Martinique of the main categories of gears are related .Moreover,, the operating conditions of each fishing gear as well as the targeted species are dealt with. In addition, recent gears and techniques such as fishing aggregating devices (FADs) and associated fishing techniques are described. These ones appeared in Guadeloupe and Martinique during the last eighties years. Furthermore, the main characteristics of the martinican fishing fleet structure...
Tipo: Text Palavras-chave: Artisanal fishing; Caribbean islands; Martinique; Fishing techniques; Fishing gears; Pêche artisanale; Petites Antilles; Martinique; Techniques de pêche; Engins de pêche.
Ano: 1997 URL: http://archimer.ifremer.fr/doc/1997/rapport-1120.pdf
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Observations réalisées sur la biologie et la pêche du "gros yeux" Etelis oculatus VAL. aux Petites Antilles de 1982 à 1992. ArchiMer
Guillou, A; Lagin, Alain-sabin; Murray, P..
En preVIsion d'un développement probable à plus ou moins brève échéance de l'exploitation des vivaneaux profonds "gros yeux" (Etelis oculatus), on s'est attaché à rassembler et à analyser dans cette étude le maximum des observations éparses et connaissances acquises sur la biologie et la pêche actuelle de ce Lutjanidé, le plus profond que l'on connaisse aux Antilles. Dans la première partie de ce document ont ainsi été abordés en particulier les aspects suivants de la biologie du gros yeux : caractères métriques (relation longueur totale/longueur à la fourche, relations taille/poids), habitat, comportement, taille moyenne de première maturité sexuelle, composition en tailles des captures. Dans la seconde partie de l'étude sont exposées d'une part les...
Tipo: Text
Ano: 1996 URL: http://archimer.ifremer.fr/doc/00105/21589/19169.pdf
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Observations sous-marines des communautes de poissons agregees autour des DCP en Martinique: resultats preliminaires ArchiMer
Laurans, Martial; Taquet, Marc; Reynal, Lionel; Lagin, Alain-sabin.
Fishing with a beach seine for catching small pelagic fishes is a traditional activity in Martinique. Since the early eighties, an important decrease in the number of fishermen practising this activity has been recorded. In the context of high exploitation of reef resources, the beach seine presents a low selectivity, catching too many juveniles of demersal fish. The fads established in coastal areas, have been successfully used in others regions of the world for exploiting small pelagics. Thus, it could allow to favour a change of exploitation style of these resources in Martinique. In partnership, Ifremer, the Regional Council and the Fishing Committee have began an evaluation of the potentialities for this type of structures around the island. To...
Tipo: Text Palavras-chave: Attracting techniques Beach seines Behaviour Coastal fisheries Marine fish Tuna fisheries Article Geographic Terms: ASW; Caribbean Sea; Lesser Antilles; Martinique.
Ano: 2000 URL: http://archimer.ifremer.fr/doc/00042/15302/12634.pdf
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Proposition d'une nouvelle technique de peche du thon noir (Thunnus atlanticus) sous les DCP en Martinique ArchiMer
Taquet, Marc; Laurans, Martial; Reynal, Lionel; Lagin, Alain-sabin.
The length frequency distribution of blackfin tunas (Thunnus atlanticus) shows a significant difference between fishes caught with a longline, during Ifremer experimental surveys and fishes landed by fishermen who exploit martinican FADs. The fishing technique used could probably explain this. In fact, diving surveys have confirmed the presence of great concentrations of adult blackfin tunas under FADs. Big individuals stay during long periods between 20 and 50 meters under the FAD while small ones go up to the surface to feed on little flying fishes, at dawn principally. The bait and the line used at the moment around martinican FADs do not fit to adult blackfin tunas fishing. From these observations and following the tests realized by Ifremer in La...
Tipo: Text Palavras-chave: Artisanal fishing Attracting techniques Bait fish Longlining Tuna fisheries Thunnus atlanticus Article Geographic Terms: ASW; Caribbean Sea; Lesser Antilles Lesser Antilles; Martinique.
Ano: 2000 URL: http://archimer.ifremer.fr/doc/00042/15293/12651.pdf
Registros recuperados: 8
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