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Efecto de la acuicultura en el suministro mundial de pescado
R L Naylor1, R J Goldburg, J H Primavera
1Stanford University, Institute for International Studies, California 94305-6055, USA. roz@leland.stanford.edu
Nature
|July 13, 2000
Resumen
La producción mundial de acuicultura está aumentando, pero el cultivo de especies carnívoras agota las poblaciones de peces silvestres para alimento. Las prácticas sostenibles son cruciales para que la acuicultura continúe contribuyendo al suministro mundial de pescado.
Área de la Ciencia:
- La acuicultura es la acuicultura.
- Pesca Ciencia Pesca Ciencia
- Ecología marina Ecología marina.
Sus antecedentes:
- La producción mundial de peces y mariscos de piscifactoría se ha duplicado en 15 años.
- A menudo se considera que la acuicultura reduce la presión sobre las pesquerías silvestres.
- Sin embargo, ciertas prácticas de acuicultura pueden tener un impacto negativo en las poblaciones de peces silvestres.
Objetivo del estudio:
- Para analizar los impactos ecológicos del crecimiento mundial de la acuicultura.
- Evaluar la dependencia de la acuicultura de los peces silvestres para su alimentación.
- Identificar los cambios necesarios para el desarrollo sostenible de la acuicultura.
Principales métodos:
- Revisión de las tendencias mundiales de la producción acuícola.
- Análisis de los insumos alimentarios para las especies carnívoras de cultivo.
- Evaluación de los impactos ecológicos, incluida la modificación del hábitat y la recolección de material de siembra.
Principales resultados:
- La cría de especies carnívoras requiere una cantidad significativa de peces silvestres para la alimentación.
- La acuicultura puede reducir el suministro de peces silvestres a través de varios impactos ecológicos.
- A pesar de los impactos, la acuicultura en general contribuye al suministro mundial de pescado.
Conclusiones:
- La contribución de la acuicultura al suministro mundial de pescado es significativa, pero está amenazada.
- La reducción de los insumos de peces silvestres en la alimentación de la acuicultura es esencial.
- La adopción de prácticas de gestión ecológicamente racionales es fundamental para la sostenibilidad.
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