Stocking adult trout to increase angling opportunities.
Fish are no different.
And fisheries experts increasingly aim to create the right conditions so fish will naturally reproduce and keep their population growing. Unfortunately, a lot can go awry in the watery world. Pollution seeps in, nutrients cause plants to grow too quickly and exotic organisms that eat eggs or uproot habitat can invade. Hungry predators cruise the waters, and human anglers have a taste for fish. Assessing aquatic health through monitoring To give anglers a greater chance of catching fish, Wisconsin has stocked state waters for more than 100 years.