Mayfly Species Maccaffertium modestum (Cream Cahill)
Taxonomic Navigation -?-
Kingdom Animalia (Animals)
» Phylum Arthropoda (Arthropods)
» Class Insecta (Insects)
» Order Ephemeroptera (Mayflies)
» Family Heptageniidae (March Browns, Cahills, Quill Gordons)
» Genus Maccaffertium (March Browns and Cahills)
» Species modestum (Cream Cahill)
Common Name
| Match | Common Name |
 | Cream Cahill |
Where & When
Regions: East, Midwest
Time Of Year (?): Early June through mid-August
Preferred Waters: Medium to large streams
The Leonards in Mayflies of Michigan Trout Streams say that this species is very Time Of Year (?): Early June through mid-August
Preferred Waters: Medium to large streams
abundant in parts of Michigan, and the same probably holds true elsewhere in its widespread range.
Hatching Behavior
Time Of Day (?): Mid-afternoon4 Mayfly Specimens in the Species Maccaffertium modestum:
Maccaffertium modestum (Cream Cahill) Mayfly Nymph
View 3 Pictures
View 3 PicturesRegion: Upper Midwest
Collected Jan 13, 2004
Added Jan 25, 2006
Maccaffertium modestum (Cream Cahill) Mayfly Nymph
View 4 Pictures
View 4 PicturesRegion: Upper Midwest
Collected Jan 19, 2004
Added Jan 25, 2006
Maccaffertium modestum (Cream Cahill) Mayfly Nymph
View 3 Pictures
View 3 PicturesRegion: Upper Midwest
Collected Mar 10, 2004
Added Jan 19, 2006
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