Sperm whale the line, sparing the whales the need to hunt. However, the amount of fish taken is very little compared to what the sperm whale needs per day. Video footage has been captured of a large male sperm whale "bouncing" a long line, to gain the fish. Sperm whales are believed to prey on the megamouth shark, a rare and large deep-sea species discovered in the 1970s. In one case, three sperm whales were observed attacking or playing with a megamouth. The sharp beak of a consumed squid lodged in the whale's intestine may lead to the production of ambergris, analogous
Fish fillet processor Fish fillet processor A fish fillet processor processes fish into a fillet. Fish processing starts from the time the fish is caught. Popular species processed include cod, hake, haddock, tuna, herring, mackerel, salmon and pollock. Commercial fish processing is a global practice. Processing varies regionally in productivity, type of operation, yield and regulation. Approximately 90% of processed fish are oceanic fish. The remaining 10% are from commercial freshwater operations and aquacultural production. Most fish processing industries are near commercial fishing zones. In certain regions, fish are transported or exported for processing. The largest fish processing countries in order are: These