Tiny Baetis mayflies are perhaps the most commonly encountered and imitated by anglers on all American trout streams due to their great abundance, widespread distribution, and trout-friendly emergence habits.
Current speed: Slow
Shelter type: Nets
The carnivorous larvae string their trumpet-shaped nets on debris and rooted plants poking up from the bottom. They arrange them vertically on the object, each net filtering its victims from one little slice of the water column.