A. Laws and Economics. Only a portion of these bodies of water are in your School District, and maybe none within your own school's boundaries. Maybe they are GMO trout, or came from brood stock from another state. B. Drought and Global Warming. You live in a community that is undergoing a major drought.
Some people believe it is part of a long-term pattern of global warming.
An endangered anadromous fish breeds and matures in your community's streams. The drought is making your local streams lower and warmer than at any time in your memory. The situation has gotten so desperate you hear stories that grass carp are pulling vegetation from the ground alongside lakes and ponds, and that the sexes of unborn fish are being established by record warm water temperatures. C. Endangered Species Management. There are endangered anadromous fish and a threatened resident painted turtle populations that live in your community.