Cahills
Like most common names, "Cahill" can refer to more than one taxon. They're previewed below, along with 4 specimens. For more detail click through to the scientific names.
Mayfly Genus Stenacron
These are sometimes called Cahills.
In this genus only one species, Stenacron interpunctatum, is important to fly fishermen. See its page for details.
Stenacron interpunctatum (Light Cahill) Mayfly Nymph
View 7 Pictures
View 7 PicturesRegion: Upper Midwest
Collected Jun 5, 2005
Added May 25, 2006
Male Stenacron (Light Cahills) Mayfly Dun
View 13 Pictures
View 13 PicturesRegion: Upper Midwest
Collected May 27, 2005
Added May 22, 2006
Male Stenacron interpunctatum (Light Cahill) Mayfly Spinner
View 8 Pictures
View 8 PicturesRegion: Upper Midwest
Collected Jun 10, 2005
Added May 26, 2006
See 5 more specimens...
Mayfly Species Stenacron interpunctatum
These are very rarely called Cahills.
This is the best of the sporadic summer hatches known to anglers as Light Cahills.
Stenacron interpunctatum (Light Cahill) Mayfly NymphView 7 Pictures
View 7 PicturesRegion: Upper Midwest
Collected Jun 5, 2005
Added May 25, 2006
Female Stenacron interpunctatum (Light Cahill) Mayfly Dun
View 6 PicturesThis is a fairly small late-season female Stenacron dun.
View 6 PicturesThis is a fairly small late-season female Stenacron dun.Region: Northeast
Collected Aug 22, 2006
Added Aug 24, 2006
Male Stenacron interpunctatum (Light Cahill) Mayfly SpinnerView 8 Pictures
View 8 PicturesRegion: Upper Midwest
Collected Jun 10, 2005
Added May 26, 2006
Mayfly Species Maccaffertium ithaca
These are very rarely called Cahills.
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