Like most common names, "Brown Drake" can refer to more than one taxon. They're previewed below, along with 4 specimens. For more detail click through to the scientific names.
These are pretty much always called Brown Drakes.
The Brown Drakes are a favorite hatch of many in the Midwest, and they make a good showing on localized waters across the country. They are usually the first in a series of big drakes which bring large trout to the surface at twilight and into the early hours of the night.
These are very rarely called Brown Drakes.
is generally reported to be the largest North American species of mayfly in angler entomologies, though this understanding is being challenged by reports of Hexagenia limbata
that may exceed 40mm in some locales. Regardless, it is certainly the largest mayfly in the region of its distribution. Sometimes it appears together with species of Hexagenia
, but in other places it creates excellent action on its own.