Mayfly Family Baetidae (Blue-Winged Olives)
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Kingdom Animalia (Animals)
» Phylum Arthropoda (Arthropods)
» Class Insecta (Insects)
» Order Ephemeroptera (Mayflies)
» Family Baetidae (Blue-Winged Olives)
11 genera aren't included.
Common Name
| Match | Common Name |
 | Blue-Winged Olives |
Fly Imitations by Orvis
| Stage | Fly Pattern |
| Nymph | Olive Flashback |
| Emerger | Emerging Para Dun - BWO |
| Emerger | Hi-Vis BWO Para Emerger |
| Dun | Blue Wing Olive Parachute |
| Dun | Blue Winged Olive |
| Dun | BWO AK's Parachute |
| Dun | Cripple Dun BWO |
| Dun | Indicator Parachute BWO |
| Spinner | Bead Head BWO Soft Hackle |
This is page 6 of specimens of Baetidae. Visit the main Baetidae page for:
- The behavior and habitat of Baetidae.
- 10 underwater pictures of Baetidae.
- 1 streamside picture of Baetidae.
55 Mayfly Specimens in the Family Baetidae:
Baetidae (Blue-Winged Olives) Mayfly Spinner
View 3 Pictures
View 3 PicturesRegion: Upper Midwest
Collected May 24, 2004
Added Jan 25, 2006
Baetidae (Blue-Winged Olives) Mayfly Nymph
View 3 PicturesThis one's tails are chopped off and it's missing a leg.
View 3 PicturesThis one's tails are chopped off and it's missing a leg.Region: Upper Midwest
Collected Jan 13, 2004
Added Jan 25, 2006
Baetidae (Blue-Winged Olives) Mayfly Nymph
View 3 Pictures
View 3 PicturesRegion: Upper Midwest
Collected Jan 13, 2004
Added Jan 25, 2006
Baetidae (Blue-Winged Olives) Mayfly Nymph
View 3 Pictures
View 3 PicturesRegion: Upper Midwest
Collected Jan 13, 2004
Added Jan 25, 2006
Baetidae (Blue-Winged Olives) Mayfly Nymph
View 3 PicturesThis little Baetid looks a little stiff because it died shortly before being photographed.
View 3 PicturesThis little Baetid looks a little stiff because it died shortly before being photographed.Region: Upper Midwest
Collected Feb 5, 2004
Added Jan 25, 2006
Baetidae (Blue-Winged Olives) Mayfly Nymph
View 3 PicturesClose examination under a microscope revealed that this Baetid nymph has segment 5 pale, segments 8, 9, and 10 pale but less so, a middle tail almost as long as the outer tails, conspicuous gill veinlets (Veinlet: Short insect wing veins connecting the major longitudinal veins to the wing margin.), no bands on its tails, and pointed, slender 7th gills.
View 3 PicturesClose examination under a microscope revealed that this Baetid nymph has segment 5 pale, segments 8, 9, and 10 pale but less so, a middle tail almost as long as the outer tails, conspicuous gill veinlets (Veinlet: Short insect wing veins connecting the major longitudinal veins to the wing margin.), no bands on its tails, and pointed, slender 7th gills.Region: Upper Midwest
Collected Feb 7, 2004
Added Jan 25, 2006
Baetidae (Blue-Winged Olives) Mayfly Nymph
View 3 Pictures
View 3 PicturesRegion: Upper Midwest
Collected Jan 13, 2004
Added Jan 25, 2006
Baetidae (Blue-Winged Olives) Mayfly Spinner
View 2 Pictures
View 2 PicturesRegion: Upper Midwest
Collected Jul 27, 2004
Added Jan 25, 2006
Baetidae (Blue-Winged Olives) Mayfly Nymph
View 3 PicturesThis specimen has indistinct gill veinlets (Veinlet: Short insect wing veins connecting the major longitudinal veins to the wing margin.), a rounded seventh gill, and no bands on the tails.
View 3 PicturesThis specimen has indistinct gill veinlets (Veinlet: Short insect wing veins connecting the major longitudinal veins to the wing margin.), a rounded seventh gill, and no bands on the tails.Region: Upper Midwest
Collected Feb 7, 2004
Added Jan 25, 2006
Baetidae (Blue-Winged Olives) Mayfly Nymph
View 2 Pictures
View 2 PicturesRegion: Upper Midwest
Collected Mar 1, 2004
Added Jan 25, 2006
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