Puretic power block
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The Puretic power block is a special kind of mechanised winch used to haul nets on fishing vessels. The power block is a large pulley of aluminium with a hard rubber-coated sheave. While many men were
Puretic power block
Large blue water tuna purse seiner. A Puretic power block can be seen at the top of the boom at the stern.
Salmon seiner with power block 1967
Closeup of the power block
Fishing vessel
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A fishing vessel is a boat or ship used to catch fish and other valuable nektonic aquatic animals in the sea, lake or river. Humans have used different kinds of surface vessels in commercial, artisana
Crab boat working the North Sea
Fishing boats lashed together in a tidal creek in Anjarle village, Maharashtra, India
Viking boat showing clinker planking.
Herring Buss taking aboard its drift net (G. Groenewegen).