For a long time researchers and the industry have been trying to improve trawl fishing practices ... potentially less invasive and newer methods like electric pulse trawling.

Pulse fishing involves dragging electrically charged lines just above the seafloor to shock ... methods of fishing for sole. There is "no scientific basis for saying that electric fishing is ...

It is known as co-operative fishing - but this special relationship ... using car batteries that kill both fish and dolphins with electric shocks. The BBC's Myanmar correspondent joined a team ...