Consulta: creatorFacets:"Reecht, Yves"
Registros recuperados: 6
Data/hora: 06/06/2024 17:04:03

Effets directs et indirects de la pêche sur des groupes trophiques de poissons démersaux, définis par une approche écomorphologique
Provedor de dados: 5
Autores: Reecht, Yves.
Functional groups dynamics in marine communities help understanding how perturbations impact the functioning of an ecosystem. It is notably expected that functional groups respond differently to fishing pressure owing to their direct exposure to fishing and interactions between groups (indirect effects). A method was developed, based on an ecomorphological approach focusing on predation functions, to define size- and taxonomy-driven functional groups in demersal fish communities from the Celtic Sea and the North Sea. Eleven functional traits were used to define 12 functional groups in Celtic Sea (based on measurements on 930 individuals from 33 species) and seven groups in North Sea (710 individuals from 22 species). In the Celtic Sea, the functional...
Tipo: Text
Palavras-chave: Fonctions trophiques; Prédation; Écomorphologie; Groupes fonctionnels; Effets de la pêche; Approche écosystémique; Poissons; Communautés démersales; Trophic functions; Predation; Ecomorphology; Functional groups; Fishing effects; Ecosystem approach; Fish; Demersal communities.
Ano: 2009
URL: http://archimer.ifremer.fr/doc/00006/11687/8359.pdf

A Persistent Deep Anticyclonic Vortex in the Rockall Trough Sustained by Anticyclonic Vortices Shed From the Slope Current and Wintertime Convection
Provedor de dados: 5
Autores: Smilenova, Angelina; Gula, Jonathan; Le Corre, Mathieu; Houpert, Loïc; Reecht, Yves.
Tipo: Text
Palavras-chave: Mesoscale eddy; Eddy merger; Instability; Potential vorticity transformations; Topographic effects; Water masses mixing; Rockall Trough.
Ano: 2020
URL: https://archimer.ifremer.fr/doc/00655/76734/77881.pdf

Observations à bord des navires de pêche. Bilan de l'échantillonnage 2010
Provedor de dados: 5
Autores: Fauconnet, Laurence; Badts, Vincent; Biseau, Alain; Dimeet, Joel; Dintheer, Christian; Dube, Benoit; Gaudou, Olivier; Lorance, Pascal; Messannot, Cecile; Nikolic, Natacha; Peronnet, Isabelle; Reecht, Yves; Rochet, Marie-joelle; Tetard, Alain.
Ce document est une synthèse des informations collectées en 2010 à bord des navires de pêche professionnelle dans le cadre de l'action ObsMer. Cette action vise à observer in situ l'activité de pêche et l'ensemble de la capture, particulièrement la partie non retenue, en identifiant les espèces capturées, les tonnages par espèce et en prenant des mesures de tailles.
Tipo: Text
Ano: 2011
URL: http://archimer.ifremer.fr/doc/00054/16490/16058.pdf

Toward a Dynamical Approach for Systematic Conservation Planning of Eastern English Channel Fisheries
Provedor de dados: 5
Autores: Reecht, Yves; Gasche, Loïc; Lehuta, Sigrid; Vaz, Sandrine; Smith, Robert J; Mahevas, Stephanie; Marchal, Paul.
In the past decade, systematic conservation planning tools have been increasingly and successfully used to set spatial conservation plans that meet quantitative protection targets while minimizing enforcement and socioeconomic costs. However, when applied to fisheries, systematic conservation planning fails to account for (1) changes in fleet dynamics induced by new conservation constraints and their associated feedbacks on conservation costs or (2) their influence on fish population dynamics and distributions, which may in turn alter the achievement of conservation targets. Such a static approach may therefore lead to short- or medium-term misestimates in forecasted costs and target achievements. In order to circumvent such limitations of systematic...
Tipo: Text
Palavras-chave: MPAs; Systematic conservation planning; Mixed fisheries dynamics; Model coupling; Eastern English Channel; Marxan with Zones; ISIS-Fish.
Ano: 2015
URL: http://archimer.ifremer.fr/doc/00293/40421/39077.pdf

PAMPA - Indicateurs de la Performance d’Aires Marines Protégées pour la gestion des écosystèmes côtiers, des ressources et de leurs usAges. Rapport du site Nouvelle-Calédonie
Provedor de dados: 5
Autores: Wantiez, Laurent; Pelletier, Dominique; Coutures, Emmanuel; Gamp, Elodie; Rolland, Emeline; Mallet, Delphine; Reecht, Yves; Dumas, Pascal; Jollit, Isabelle; Vigliola, Laurent.
This documents reports activities conducted within the PAMPA project for the New Caledonia case study (Noumea Marine Reserves)
Tipo: Text
Palavras-chave: Livrable; Rapport par site; Tableau de bord.
Ano: 2011
URL: http://archimer.ifremer.fr/doc/00351/46171/45873.pdf

Use of morphological characteristics to define functional groups of predatory fishes in the Celtic Sea
Provedor de dados: 5
Autores: Reecht, Yves; Rochet, Marie-joelle; Trenkel, Verena; Jennings, S.; Pinnegar, J. K.
An ecomorphological method was developed, with a focus on predation functions, to define functional groups in the Celtic Sea fish community. Eleven functional traits, measured for 930 individuals from 33 species, led to 11 functional groups. Membership of functional groups was linked to body size and taxonomy. For seven species, there were ontogenetic changes in group membership. When diet composition, expressed as the proportions of different prey types recorded in stomachs, was compared among functional groups, morphology-based predictions accounted for 28-56% of the interindividual variance in prey type. This was larger than the 12-24% of variance that could be explained solely on the basis of body size. (C) 2013 The Fisheries Society of the British Isles
Tipo: Text
Palavras-chave: Ecomorphology; Functional traits; Predation strategy; Trophic functions.
Ano: 2013
URL: http://archimer.ifremer.fr/doc/00152/26294/24831.pdf