He is sitting in the half-darkness of his workshop, tying hooks on a longline.

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One of the deadliest threats to their survival is longline fishing, which claims around 40, 000 sea turtles annually.

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The containers were being used as buoys for the longline, braided polypropylene cording.

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In modern times, the hook is becoming less important as commercial fishing ventures rely more and more upon massive nets, although certain industrial fishing techniques--such as longline fishing--still depend on the humble hook.

FORBES: No. 19: The Fish Hook