21 butterflies were recorded flying in Alaska in July in our iNaturalist sample; 3 of the top 50 are at their peak this month. The list is ranked by number of research-grade observations.
Top butterflies in July
Canadian Tiger Swallowtail
Milbert's Tortoiseshell
Margined White
Mourning Cloak
Western Tailed-blue
Greenish Blue
Green Comma
Red-spotted Admiral
Mormon Fritillary
Silvery Blue
Field Crescent
American Silver-bordered Fritillary
All butterflies flying in Alaska in July
| # | Species | Scientific name | Family | Obs. | Peak in state |
|---|---|---|---|---|---|
| 1 | Canadian Tiger Swallowtail | Papilio canadensis | Swallowtails and Parnassians | 116 | Jun (past peak) |
| 2 | Milbert's Tortoiseshell | Aglais milberti | Brush-footed Butterflies | 77 | May (past peak) |
| 3 | Margined White | Pieris marginalis | Whites, Yellows, and Sulphurs | 56 | Jun (past peak) |
| 4 | Mourning Cloak | Nymphalis antiopa | Brush-footed Butterflies | 45 | Aug (rising) |
| 5 | Western Tailed-blue | Everes amyntula | Gossamer-winged Butterflies | 25 | Jun (past peak) |
| 6 | Greenish Blue | Icaricia saepiolus | Gossamer-winged Butterflies | 25 | Jun (past peak) |
| 7 | Green Comma | Polygonia faunus | Brush-footed Butterflies | 18 | Aug (rising) |
| 8 | Red-spotted Admiral | Limenitis arthemis | Brush-footed Butterflies | 13 | Jul (peak) |
| 9 | Mormon Fritillary | Argynnis mormonia | Brush-footed Butterflies | 13 | Aug (rising) |
| 10 | Silvery Blue | Glaucopsyche lygdamus | Gossamer-winged Butterflies | 12 | Jun (past peak) |
| 11 | Field Crescent | Phyciodes pulchella | Brush-footed Butterflies | 9 | Jun (past peak) |
| 12 | American Silver-bordered Fritillary | Boloria myrina | Brush-footed Butterflies | 7 | Jun (past peak) |
| 13 | Painted Lady | Vanessa cardui | Brush-footed Butterflies | 5 | Jun (past peak) |
| 14 | Clouded Sulphur | Colias philodice | Whites, Yellows, and Sulphurs | 5 | Jul (peak) |
| 15 | Atlantis Fritillary | Argynnis atlantis | Brush-footed Butterflies | 4 | Jul (peak) |
| 16 | Satyr Comma | Polygonia satyrus | Brush-footed Butterflies | 3 | Aug (rising) |
| 17 | Western White | Pontia occidentalis | Whites, Yellows, and Sulphurs | 3 | Aug (rising) |
| 18 | American Branded Skipper | Hesperia colorado | Skippers | 2 | Jun (past peak) |
| 19 | Red Admiral | Vanessa atalanta | Brush-footed Butterflies | 1 | Sep (rising) |
| 20 | Hoary Comma | Polygonia gracilis | Brush-footed Butterflies | 1 | Aug (rising) |
| 21 | American Copper | Lycaena hypophlaeas | Gossamer-winged Butterflies | 1 | Aug (rising) |