KRILL TRAWL WITH 1600 mm MESHSIZE FRONT PART - 252 × 1600 = 403 m CIRCUMFERENCE (+40%)
Fig. 1 - Main arrangements of RV DR FRIDTJOF NANSEN
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1. Otter boards |
17. Paravane winch |
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2. Seine bin |
18. Hydrographic winch |
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3. Cable block |
19. Instrument room |
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4. Seine transport drum |
20. Trawl blocks |
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5. Bean |
21. Trawl winches |
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6. Trawl drum |
22. Hatch |
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7. Trawl drum |
23. Trawl deck |
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8. Seine winch |
24. Bottom Crawl bin |
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9. Net sonde winch |
25. Hatch |
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10. Crane |
26. Trawl winch |
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11. Basboat |
27. Purse winch |
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12. Purse gallow |
28. Line hauler |
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13. Slipway |
29. Hydrography laboratory |
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14. Side propellers |
30. Biology laboratory (wet) |
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15. Echo sounder transducers |
31. Biology and chemistry laboratory |
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16. Sonar transducer |
32. Library |
Fig. 3 - The two hydraulically driven net drums
Fig. 4 - The front weights are made up of 6 m long bundles of anchor chain
Fig. 5 - Giant specimens of Benthosema pterotum; the average length during the trials was only 35 mm
Fig. 6 - View of the front part with 1600 mm meshsize stretched
Fig. 7a - Hauling up the catch of tow 33:11 t
Fig. 7b - Hauling up the catch of tow 33:11 t
Fig. 8 - The catch of tow 58: estimated 50 t in half an hour
Fig. 9 - The remaining 13 t of tow 58 on deck
Fig. 10 - Dumping of the catch on
the stern chute
