Echo-sounder measurement of tuna longline depth.
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| Main Authors: | , , |
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| Format: | Texto biblioteca |
| Language: | |
| Published: |
1964
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| Subjects: | DEPTH, FISHING LINES, TUNA, MEASURING INSTRUMENTS, ECHOSOUNDING, FISHING GEAR, PROFONDEUR, LIGNE DE PECHE, THON, INSTRUMENT DE MESURE, ECHOSONDAGE, ENGIN DE PECHE, PROFUNDIDAD, LINEAS DE PESCA, ATUN, INSTRUMENTOS DE MEDICION, ECOSONDEO, EQUIPO DE PESCA, |
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