Coulee Region Trout Unlimited

This is a post written by Jason Freund, originally for The Scientific Fly Angler blog, which we are publishing on the Coulee Region Trout Unlimited website . Populations are incredibly complex as they are always changing - hence why we talk about population dynamics. The factors responsible for those changes are a mix of unpredictable (weather, floods, fish kills, etc.) and somewhat predictable (interactions among individuals - competition, predation, etc.). However, there ar

The question mark hopefully tips the reader off that there is some speculation but I will try to bring in some peer reviewed science, some data from Wisconsin streams, and personal experiences of myself and those I know that fish a lot in the Driftless Area. I am less familiar with what other parts of the state might be experiencing but I would interested in your comments about your experiences in the Driftless and elsewhere. (comment at the bottom of this post) Hexagenia lim