What a Trout Sees: A Fly-Fishing Guide to Life Underwater

Do trout sleep? And if so, when? And how does that affect their feeding patterns? Does a rising or falling barometer affect feeding habits? How does refraction influence a fish’s approach to a surface fly, human shadow, or false cast? How much do fish need to eat, under what conditions will they grow the largest?

For the first time, an accessible, well-written title shows us what the world is like under the water, from the fish’s perspective. Geoff Mueller, acclaimed senior editor with The D...