(Central Institute of Fisheries Technology, 2000) Varghese, M.D.
Trawl is a conical bag, made from several panels of webbing. The bag like body of the net, tapers into a narrow tubular structure called cod end which forms the terminal part. The net is towed along the bottom of the sea or through column waters with its mouth open. The fish or prawn, which encounter the net, enters through the mouth and finally collected in the cod end.