Hex Mayflies
Hexagenia limbata
The famous nocturnal Hex hatch of the Midwest (and a few other lucky locations) stirs to the surface mythically large brown trout that only touch streamers for the rest of the year.
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This species was fairly abundant in a February sample of the upper Yakima.
Troutnut is a project started in 2003 by salmonid ecologist Jason "Troutnut" Neuswanger to help anglers and
fly tyers unabashedly embrace the entomological side of the sport. Learn more about Troutnut or
support the project for an enhanced experience here.
Definition of 'costal crossvein'
Definition of 'costal crossvein'
Costal crossvein: Crossveins in between the leading edge of the wing and the first longitudinal vein inside the wing, i.e. between the costa and subcosta. Some older sources may simply refer to them as "costals."
These other words reference the same concept: costal crossveins, costal crossvein, costal crossveins, costal cross veins, costal cross veins, costals, costals.
These other words reference the same concept: costal crossveins, costal crossvein, costal crossveins, costal cross veins, costal cross veins, costals, costals.