The giant Salmonflies of the Western mountains are legendary for their proclivity to elicit consistent dry-fly action and ferocious strikes.
|Option 1||Option 2|
|Abdomen without paired dorsal tubercles, but may have paired ridges ||Abdomen with paired dorsal tubercles, always well-developed on segments 5-7|
|Head smooth, without paired occipital tubercles (pictured yellow box) ||Head roughened, with paired occipital tubercles, or with small to large paired occipital tubercles|
3 Example Specimens
|Go to Couplet 8||Go to Couplet 10|