Pakistan, June 9 -- There is no choice but to make fishing sustainable; it is a need. Oceans and marine ecosystems around the world are under greater stress than ever before, caused by overfishing, illegal fishing, destruction of habitat, pollution, and climate change. Fish and seafood are a vital food source and livelihood for billions of people, but many fish stocks are being overfished. The world is at risk of not only ecological degradation but also serious economic and food security problems if things continue as they are. Sustainable fishing is thus one of the most crucial measures at their disposal to preserve the health of marine resources and the people that rely on them.

The principle of sustainable fishing is simple: fish must...