Echo survey and calibration of the echo integrator
Illus.
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| Main Authors: | , , , , |
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| Format: | Texto biblioteca |
| Language: | |
| Published: |
1976
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| Subjects: | ECHOSOUNDING, FISHERY RESOURCES, SURVEYS, STANDARDIZING, FISHES, FISHING GEAR, ECHOSONDAGE, RESSOURCE HALIEUTIQUE, ECOSONDEO, RECURSOS PESQUEROS, ENQUETE, NORMALISATION, POISSON (ANIMAL), ENGIN DE PECHE, ENCUESTAS, NORMALIZACION, PECES, EQUIPO DE PESCA, |
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