Fishing activities that do not cause or lead to undesirable changes in biological and economic productivity, biological diversity, or ecosystem structure and functioning from one human generation to the next. Fishing is sustainable when it can be conducted over the long-term at an acceptable level of biological and economic productivity without leading to ecological changes that foreclose options for future generations.,Managing fisheries so that they continue to be healthy, functioning ecosystems that support breeding stocks of catchable fish. Sustainable fishing practices have two components: (1) thoughtful regulations that are grounded in good science, and (2) angling practices that are ethical and in line with those regulations. [AGROVOC]