Anthropogenic food resources, sardine decline and environmental conditions have triggered a dietary shift of an opportunistic seabird over the last 30 years on the northwest coast of Spain
Joana G. Calado, Vítor H. Paiva, Jaime A. Ramos, Alberto Velando, Ignacio Munilla
Topics & Concepts
SardineFishingFisherySeabirdDiscardsEnvironmental scienceOverfishingGeographyOceanographyPredationEcologyBiologyFish <Actinopterygii>GeologyMarine and fisheries researchAvian ecology and behaviorIsotope Analysis in Ecology