Insect Identifaction T his section is devoted to the identification of aquatic insects and to help you identify the special types of insects hatching on the Yakima river and many other western streams.
Insects hatch at certain times of the year.
Knowing the specific hatch will certainly help you with your choice of flies and present you with more knowledge about your local waters. It will also help you catch more fish. The insects you find here are all residents of the Yakima river and many other western trout streams. I have placed them in order of time of emergence. Listed below are the major hatches on many western streams.