16 butterflies were recorded flying in Alaska in August in our iNaturalist sample; 7 of the top 50 are at their peak this month. The list is ranked by number of research-grade observations.
Top butterflies in August
Mourning Cloak
Milbert's Tortoiseshell
Green Comma
Canadian Tiger Swallowtail
Hoary Comma
Margined White
Mormon Fritillary
Satyr Comma
Western White
Painted Lady
Red Admiral
Atlantis Fritillary
All butterflies flying in Alaska in August
| # | Species | Scientific name | Family | Obs. | Peak in state |
|---|---|---|---|---|---|
| 1 | Mourning Cloak | Nymphalis antiopa | Brush-footed Butterflies | 109 | Aug (peak) |
| 2 | Milbert's Tortoiseshell | Aglais milberti | Brush-footed Butterflies | 53 | May (past peak) |
| 3 | Green Comma | Polygonia faunus | Brush-footed Butterflies | 46 | Aug (peak) |
| 4 | Canadian Tiger Swallowtail | Papilio canadensis | Swallowtails and Parnassians | 35 | Jun (past peak) |
| 5 | Hoary Comma | Polygonia gracilis | Brush-footed Butterflies | 21 | Aug (peak) |
| 6 | Margined White | Pieris marginalis | Whites, Yellows, and Sulphurs | 18 | Jun (past peak) |
| 7 | Mormon Fritillary | Argynnis mormonia | Brush-footed Butterflies | 14 | Aug (peak) |
| 8 | Satyr Comma | Polygonia satyrus | Brush-footed Butterflies | 11 | Aug (peak) |
| 9 | Western White | Pontia occidentalis | Whites, Yellows, and Sulphurs | 6 | Aug (peak) |
| 10 | Painted Lady | Vanessa cardui | Brush-footed Butterflies | 3 | Jun (past peak) |
| 11 | Red Admiral | Vanessa atalanta | Brush-footed Butterflies | 3 | Sep (rising) |
| 12 | Atlantis Fritillary | Argynnis atlantis | Brush-footed Butterflies | 3 | Jul (past peak) |
| 13 | Red-spotted Admiral | Limenitis arthemis | Brush-footed Butterflies | 2 | Jul (past peak) |
| 14 | American Copper | Lycaena hypophlaeas | Gossamer-winged Butterflies | 2 | Aug (peak) |
| 15 | Greenish Blue | Icaricia saepiolus | Gossamer-winged Butterflies | 1 | Jun (past peak) |
| 16 | American Silver-bordered Fritillary | Boloria myrina | Brush-footed Butterflies | 1 | Jun (past peak) |