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Feeding habits of four sympatric fish species in the Iberian Peninsula: keys to understanding coexistence using prey traits

Javier Sanchez-Hernandez, Auteur ; Rufino Vieira-Lanero, Auteur ; Maria J. Servia, Auteur ; Fernando Cobo, Auteur

Dans Hydrobiologia (667(1) JUN 2011)

Trophic interactions are important factors structuring animal communities. We assessed the trophic relations of four fish species that live in sympatry in the River Ladra (NW Spain), and cluster analysis differentiated two feeding strategies: (1[...]

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Article

First feeding diet of young brown trout fry in a temperate area: disentangling constraints and food selection

Javier Sanchez-Hernandez, Auteur ; Rufino Vieira-Lanero, Auteur ; Maria J. Servia, Auteur ; Fernando Cobo, Auteur

Dans Hydrobiologia (663(1) MAR 2011)

Diet composition of newly emerged brown trout fry in natural areas remains poorly known, and foraging abilities at this early stage, although presumably reduced, are still under discussion. We have studied gut content composition of brown trout [...]

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