Echo surveying of the Icelandic summer spawning herring 1973-1982
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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: | FAO, IGO ICES, HERRINGS, ECHOSOUNDING, FISHERY RESOURCES, SURVEYS, OVIPOSITION, SURVEYING, SUMMER, POPULATION DENSITY, HARENG, ECHOSONDAGE, ARENQUE, ECOSONDEO, RESSOURCE HALIEUTIQUE, ENQUETE, PONTE, RELEVE (DES DONNEES), ETE, DENSITE DE POPULATION, RECURSOS PESQUEROS, ENCUESTAS, OVIPOSICION, PROCEDIMIENTO DE LA ENCUESTA, VERANO, DENSIDAD DE LA POBLACION, |
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