| 摘要 |
a. Device intended to allow the practice of deep trawl fishing. b. Device, characterised in that the submersion member comprises a rigid sounding rod 1 mounted on the three-arm fastening at its upper end 10, which scrapes or dredges the bottom of the water by its lower end, and is of sufficient length to hold the lure, bait, etc. a above obstacles which may be present at the bottom of the water, such as seaweed, stones, rocks, wrecks etc. c. The invention applies to deep trawl fishing. <IMAGE>
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