Seasonal Emergence
| INSECT DESCRIPTION Size, Color, Name, Type |
March | April | May | June | July | Aug. | Sept. | Oct. |
| #18-#22 gray, olive* Chironomidae midge |
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| #18 black Capnia stonefly |
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| #14 gray Nemoura stonefly |
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| #10 golden gray Skwala stonefly |
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| #16-#20 blue-wing olive Baetis mayfly* |
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| #12 olive-brown Ameletus mayfly |
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| #14-#16 gray, brown Brachycentrus caddisfly |
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| *also hatches in fall | |
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| #14 yellow Isoperla stonefly |
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| #40#6 orange Pteronarcys salmonfly |
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| #6 big golden Perlidae stonefly |
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| #10-#12 golden Pteronarcella stonefly |
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| #12 green, gray Ephemerella mayfly |
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| #12-#18 gray, brown Hydropsychidae caddisflies |
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| #14 sulfer, cream Ephemererlia mayfly |
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| #12-#16 light cahil Heptagenia mayflies |
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| #14-#16 orange-butt yellow Isoperla stonefly |
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| #12 golden tan spruce moth |
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| #14-#16 many colors hoppers, crickets, ants |
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| #18-#20 white-wing black Tricorythodes mayflies |
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| #10 rusty green Ephemerella Hecuba mayfly |
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| #12-#14 brown Rhithrogena mayfly |
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| #10 gray Isonychia mayfly |
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| #8 orange Limnephilidae caddisfly |
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| #12 chocolate brown Paraleptophlebia mayfly |
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| #4 blue Anisoptera dragonfly |
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