Reducing the amount of carbon used by your fishing boat will help cause minimal harm to fish and marine life and contribute to sustainable fishing. Use lead-free fishing tackle. According to the U.S. Environmental Protection Agency, lead harms fish by causing muscle problems, reproductive problems, slow growth and sometimes even paralysis. Avoid leaving rubbish on beaches because it ends up in seas and rivers and fish are tricked into thinking it is food. They eat it and eventually end up suffocating. Fish extinction is just steps away if these sustainable fishing practices are not