| 31. | She sent a fishing trawler to the bottom on March 4th.
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| 32. | Steam trawlers were introduced at Grimsby and Hull in the 1880s.
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| 33. | The last sailing fishing trawler was built in 1925 in Grimsby.
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| 34. | Pelagic trawlers can use fish pumps to empty the cod end.
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| 35. | She made no torpedo attacks but sank two trawlers by gunfire.
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| 36. | After breakfast he sighted a small cargo vessel and a trawler.
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| 37. | Scraggane is home to a fleet of about twenty fishing trawlers.
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| 38. | The issue was discussed in trawler-free zones were established.
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| 39. | The Canadian government inspected French fishing trawlers and jailed some fishermen.
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| 40. | These trawlers and can catch and store massive amounts of fish.
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