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 |
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Mandibular tusks with a distinct lateral keel that is more or less toothed and with some multi-point spurs (source fig 13.101) | Mandibular tusks without a toothed lateral keel (source fig 13.10) |
5 Example Specimens | |
Palingeniidae | Ephemeridae |