Browsed by
Author: John Simonson

Mayfly & Stonefly Nymph Instar

Mayfly & Stonefly Nymph Instar

For mayfly nymphs and stonefly nymphs to develop from an egg to a mature nymph they go through several instars. Each instar period ends when the nymph sheds their existing exoskeleton. Then over 2-3 days a new exoskeleton hardens, which marks the beginning of the next instar period. Depending on the mayfly nymph species they go through 11-13 instars as they develop from an egg to a mature nymph. Most mayfly nymphs in our trout streams develop over a 1-year…

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What are the trout eating?

What are the trout eating?

You get into your vehicle all excited to spend a day fly fishing for trout. You may have some idea what is hatching that day, or you may not. Even when you get advice from the local fly shop doesn’t mean you will know where to go exactly on the stream or when the hatch will come off. Armed with a little knowledge can really turn a so-so fishing day into a great fishing day. There are several different ways…

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Bug Blog

Bug Blog

WiFlyFisher’s blog is dedicated to talking about the aquatic insects that are commonly found in northern Wisconsin trout streams. Our northern freestone streams and rivers contain a diverse ecosystem with many different aquatic insect lifeforms living below the surface that trout feed on at various times. Knowing more about the aquatic insects can give fly fishermen the knowledge to help outwit the elusive trout we seek to catch.