Sentence:  Falling in with a shoal of porpoises the vessel should be prepared with <WSD>coops</WSD> manufactured of copper wire, or other substance of great elasticity and strength; these <WSD>coops</WSD> to be lowered by blocks and pulleys in every direction round the vessel, and to be in the same manner hoisted when entered by the fish. 
Meaning of the word marked with <WSD> tags:  A wickerwork basket (kipe) or other enclosure for catching fish.