The decline in herring and mackerel and the associated increase in other species in the North Sea
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Main Authors: | , , , |
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Format: | Texto biblioteca |
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Rome (Italy) FAO
1983
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Subjects: | HERRINGS, MACKEREL, FISHERY RESOURCES, YIELD COMPONENTS, SURVEYS, HANDLING, HARENG, MAQUEREAU, RESSOURCE HALIEUTIQUE, COMPOSANTE DE RENDEMENT, ARENQUE, CABALLA, RECURSOS PESQUEROS, CARACTERES DE RENDIMIENTO, ENQUETE, MANUTENTION, ENCUESTAS, MANIPULACION, |
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