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.
Option 1 | Option 2 |
---|---|
Tarsal claws of forelegs simple, with long slender denticles (source fig 13.26a) | Tarsal claws of forelegs bifid, giving the appearance of two claws |
Spinous pad present on forecoxae | No spinous pad on forecoxae |
5 Example Specimens | |
Ametropodidae Genus Ametropus | Metretopodidae |