FOOD TECHNOLOGY

Detailed explanation-1: -Sea turtles can be captured by a purse seine as it is set and then become entangled in the net mesh as it is hauled in. Entangled turtles may sustain injuries to their flippers and shells due to the force of the net as it is hauled. In a large catch, turtles risk being crushed under the sheer weight of the tow.

Detailed explanation-2: -Purse-seine fishing in open water is generally considered to be an efficient form of fishing. It has no contact with the seabed and can have low levels of bycatch (accidental catch of unwanted species). Purse seines can also be used to catch fish congregating around fish aggregating devices.

Detailed explanation-3: -scoop seine = a small purse seine used to extract fish from a large enclosure that lacks any concentrating nets to ease capture of the fish.

Detailed explanation-4: -Species targeted The main species fished with purse seine gear are southern bluefin tuna, Australian sardine, blue mackerel and jack mackerel.