| Rochester Butterfly Count | |||||||||||
| Year | |||||||||||
| Butterfly Species | High | 2008 | 2007 | 2006 | 2005 | 2004 | 2003 | 2002 | 2001 | 2000 | 1999 |
| Black Swallowtail | 28 | 21 | 28 | 23 | 3 | 12 | 24 | 1 | 13 | ||
| Eastern Tiger Swallowtail | 11 | 5 | 11 | 2 | 1 | 1 | 8 | 1 | |||
| Giant Swallowtail | 1 | 1 | 1 | 1 | |||||||
| Checkered White | 7 | 1 | 7 | ||||||||
| Cabbage White | 152 | 117 | 35 | 87 | 10 | 12 | 48 | 152 | 34 | 58 | |
| Clouded/Orange Sulphur | 1 | 2 | |||||||||
| Clouded Sulphur | 192 | 118 | 20 | 3 | 2 | 7 | 7 | 4 | 16 | 192 | |
| Orange Sulphur | 319 | 99 | 4 | 13 | 14 | 1 | 74 | 319 | 20 | 8 | |
| American Copper | 22 | 22 | 3 | 1 | 2 | 5 | |||||
| Gray Copper | 6 | 3 | 4 | 6 | 1 | 1 | |||||
| Bronze Copper | 1 | 1 | |||||||||
| Coral Hairstreak | 20 | 2 | 1 | 20 | 3 | 12 | 1 | 1 | |||
| Banded Hairstreak | 6 | 4 | 3 | 3 | 6 | 2 | 1 | 1 | |||
| Edward’s Hairstreak | 13 | 13 | 4 | ||||||||
| Striped Hairstreak | 1 | 1 | |||||||||
| Acadian Hairstreak | 1 | 1 | |||||||||
| Gray Hairstreak | 1 | 1 | |||||||||
| ?unidentified hairstreak | 2 | ||||||||||
| Eastern Tailed Blue | 223 | 223 | 39 | 29 | 15 | 2 | 50 | 60 | 130 | 24 | |
| Spring/Summer Azure | 80 | 6 | 31 | 80 | 2 | 2 | 25 | 72 | 13 | ||
| American Snout | 6 | 2 | 6 | ||||||||
| Great Spangled Fritillary | 45 | 29 | 3 | 35 | 14 | 45 | 24 | 23 | 25 | 7 | |
| Aphrodite Fritillary | 2 | 1 | 2 | ||||||||
| ?unidentified Speyeria fritillary | 12 | 39 | 29 | 89 | 53 | 82 | 13 | ||||
| Variegated Frittilary | 2 | 2 | |||||||||
| ?unidentified small fritillary | 3 | 1 | |||||||||
| Pearl Crescent | 99 | 7 | 1 | 2 | 9 | 3 | 27 | 7 | 99 | 3 | |
| Northern Crescent | 3 | 3 | 1 | 1 | |||||||
| Baltimore Checkerspot | 9 | 9 | 1 | 2 | |||||||
| Silvery Checkerspot | 1 | 1 | |||||||||
| ?unidentified crescent | 1 | ||||||||||
| Question Mark | 6 | 6 | 1 | 3 | 6 | 2 | 5 | ||||
| Eastern Comma | 5 | 4 | 3 | 2 | 1 | 5 | 1 | 5 | |||
| Gray Comma | 1 | 1 | |||||||||
| unidentified anglewing | 3 | 2 | 1 | ||||||||
| Mourning Cloak | 7 | 7 | 2 | 1 | 1 | 4 | 1 | ||||
| Milbert’s Tortoiseshell | 49 | 49 | 2 | ||||||||
| American Lady | 5 | 5 | 2 | 1 | |||||||
| Painted Lady | 26 | 5 | 3 | 1 | 1 | 26 | |||||
| Red Admiral | 145 | 145 | 2 | 1 | 1 | 5 | 2 | 62 | 4 | 4 | |
| Common Buckeye | 26 | 26 | 2 | 1 | 8 | ||||||
| Red Spotted Purple | 4 | 3 | 1 | 3 | 4 | 1 | |||||
| Viceroy | 14 | 14 | 5 | 1 | 3 | 9 | 2 | 2 | |||
| Hackberry Emperor | 8 | 2 | 1 | 2 | 8 | 2 | 5 | 3 | 3 | ||
| Tawny Emperor | 3 | 3 | |||||||||
| Northern Pearly-eye | 31 | 26 | 8 | 4 | 18 | 31 | 10 | 4 | 6 | ||
| Eyed Brown | 35 | 9 | 4 | 14 | 13 | 6 | 35 | 10 | 12 | 20 | |
| Little Wood-Satyr | 4 | 4 | 1 | ||||||||
| Common Wood Nymph | 131 | 51 | 81 | 54 | 106 | 77 | 131 | 72 | 36 | 27 | |
| Monarch | 233 | 233 | 115 | 26 | 11 | 64 | 35 | 109 | 65 | 75 | |
| Silver-spotted Skipper | 20 | 3 | 3 | 2 | 2 | 4 | 20 | 7 | 2 | ||
| Northern Cloudywing | |||||||||||
| Wild Indigo Duskywing | |||||||||||
| Common Sootywing | 1 | 1 | |||||||||
| ?unidentified duskywing | |||||||||||
| Least Skipper | |||||||||||
| European Skipper | 1 | 1 | 1 | 1 | |||||||
| Sachem | 2 | 2 | |||||||||
| Ottoe Skipper | |||||||||||
| Peck’s Skipper | |||||||||||
| Tawny-edged Skipper | 3 | 1 | 3 | ||||||||
| Crossline Skipper | |||||||||||
| Northern Broken-Dash | |||||||||||
| Delaware Skipper | 4 | 1 | 1 | 2 | 4 | 1 | |||||
| Black Dash | 2 | 2 | 1 | 1 | 1 | 2 | 1 | ||||
| Dun Skipper | |||||||||||
| Hobomok Skipper | 1 | 1 | |||||||||
| Dusted Skipper | 5 | 1 | 1 | 5 | 4 | ||||||
| ?unidentified skippers | 6 | 6 | 6 | 5 | 17 | 18 | 5 | 6 | 10 | ||
| Grand Total Individuals | 1248 | 1248 | 458 | 496 | 350 | 374 | 642 | 1022 | 503 | 465 | |
| Number of species ID'd | 41 | 41 | 27 | 31 | 21 | 29 | 27 | 31 | 28 | 21 | |
| Number of UID species | 5 | 5 | 4 | 2 | 2 | 3 | 3 | 3 | 1 | 2 | |
| Number of Species | 46 | 46 | 31 | 33 | 23 | 32 | 30 | 34 | 29 | 23 | |
| Cumulative Species | 53 | 53 | 48 | 46 | 45 | 45 | 44 | 41 | 33 | 22 | |