Name:
Pteronarcys californica
Giant Stonefly
Salmon Fly

Distribution:
Western North America

Identifying Characteristics:
Big fucking black and orange stonefly with hatches resembling a large squadron of Chinooks with no orders and jammed radios

Special Notes:
If you're tying stimulators and are thinking of skimping on the fine wire rib, don't! When tying on, be sure to loop your tippet around a hard part of their exoskeleton, not around their neck.