60 birds were recorded seen in Minnesota in August 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 birds in August

Green Heron

American Goldfinch

Great Blue Heron

Mallard

Wild Turkey

Wood Duck

Ruby-throated Hummingbird

Bald Eagle

Great Egret
Sandhill Crane

Double-crested Cormorant
Downy Woodpecker
All birds seen in Minnesota in August
| # | Species | Scientific name | Family | Obs. | Peak in state |
|---|---|---|---|---|---|
| 1 | Green Heron | Butorides virescens | Herons, Egrets, and Bitterns | 751 | Aug (peak) |
| 2 | American Goldfinch | Spinus tristis | Finches, Euphonias, and Allies | 723 | May (past peak) |
| 3 | Great Blue Heron | Ardea herodias | Herons, Egrets, and Bitterns | 674 | Apr (past peak) |
| 4 | Mallard | Anas platyrhynchos | Ducks, Geese, and Swans | 663 | Apr (past peak) |
| 5 | Wild Turkey | Meleagris gallopavo | Pheasants, Grouse, and Allies | 605 | Apr (past peak) |
| 6 | Wood Duck | Aix sponsa | Ducks, Geese, and Swans | 564 | Apr (past peak) |
| 7 | Ruby-throated Hummingbird | Archilochus colubris | Hummingbirds | 518 | Sep (rising) |
| 8 | Bald Eagle | Haliaeetus leucocephalus | Hawks, Eagles, and Kites | 478 | Apr (past peak) |
| 9 | Great Egret | Ardea alba | Herons, Egrets, and Bitterns | 397 | May (past peak) |
| 10 | Sandhill Crane | Antigone canadensis | Cranes | 358 | Apr (past peak) |
| 11 | Double-crested Cormorant | Nannopterum auritum | Cormorants and Shags | 343 | Apr (past peak) |
| 12 | Downy Woodpecker | Dryobates pubescens | Woodpeckers | 335 | Apr (past peak) |
| 13 | Common Loon | Gavia immer | Loons | 329 | Jul (past peak) |
| 14 | Ring-billed Gull | Larus delawarensis | Gulls, Terns, and Skimmers | 322 | Sep (rising) |
| 15 | Cedar Waxwing | Bombycilla cedrorum | Waxwings | 321 | Aug (peak) |
| 16 | Blue Jay | Cyanocitta cristata | Crows, Jays, and Magpies | 320 | May (past peak) |
| 17 | Trumpeter Swan | Cygnus buccinator | Ducks, Geese, and Swans | 314 | Apr (past peak) |
| 18 | Canada Goose | Branta canadensis | Ducks, Geese, and Swans | 308 | Apr (past peak) |
| 19 | American Robin | Turdus migratorius | Thrushes | 300 | Apr (past peak) |
| 20 | Northern Cardinal | Cardinalis cardinalis | Cardinals and Allies | 296 | Apr (past peak) |
| 21 | Black-capped Chickadee | Poecile atricapillus | Tits, Chickadees, and Titmice | 274 | Apr (past peak) |
| 22 | Eastern Kingbird | Tyrannus tyrannus | Tyrant Flycatchers | 273 | May (past peak) |
| 23 | House Sparrow | Passer domesticus | Old World Sparrows | 264 | May (past peak) |
| 24 | Cooper's Hawk | Astur cooperii | Hawks, Eagles, and Kites | 238 | Apr (past peak) |
| 25 | Broad-winged Hawk | Buteo platypterus | Hawks, Eagles, and Kites | 236 | May (past peak) |
| 26 | Red-tailed Hawk | Buteo jamaicensis | Hawks, Eagles, and Kites | 232 | Apr (past peak) |
| 27 | Song Sparrow | Melospiza melodia | New World Sparrows | 225 | Apr (past peak) |
| 28 | Eastern Wood-Pewee | Contopus virens | Tyrant Flycatchers | 212 | Aug (peak) |
| 29 | Gray Catbird | Dumetella carolinensis | Mockingbirds and Thrashers | 209 | May (past peak) |
| 30 | Mourning Dove | Zenaida macroura | Pigeons and Doves | 208 | May (past peak) |
| 31 | Osprey | Pandion haliaetus | Ospreys | 204 | Apr (past peak) |
| 32 | Chipping Sparrow | Spizella passerina | New World Sparrows | 199 | May (past peak) |
| 33 | White-breasted Nuthatch | Sitta carolinensis | Nuthatches | 198 | Apr (past peak) |
| 34 | American White Pelican | Pelecanus erythrorhynchos | Pelicans | 196 | Apr (past peak) |
| 35 | Eastern Phoebe | Sayornis phoebe | Tyrant Flycatchers | 188 | Apr (past peak) |
| 36 | Barn Swallow | Hirundo rustica | Swallows and Martins | 173 | May (past peak) |
| 37 | Pileated Woodpecker | Dryocopus pileatus | Woodpeckers | 172 | Apr (past peak) |
| 38 | House Finch | Haemorhous mexicanus | Finches, Euphonias, and Allies | 172 | Apr (past peak) |
| 39 | Red-winged Blackbird | Agelaius phoeniceus | New World Blackbirds and Orioles | 163 | May (past peak) |
| 40 | Belted Kingfisher | Megaceryle alcyon | Kingfishers | 158 | Apr (past peak) |
| 41 | Turkey Vulture | Cathartes aura | New World Vultures | 157 | Apr (past peak) |
| 42 | American Redstart | Setophaga ruticilla | New World Warblers | 157 | May (past peak) |
| 43 | Common Yellowthroat | Geothlypis trichas | New World Warblers | 154 | May (past peak) |
| 44 | Northern Flicker | Colaptes auratus | Woodpeckers | 149 | Apr (past peak) |
| 45 | American Crow | Corvus brachyrhynchos | Crows, Jays, and Magpies | 146 | Apr (past peak) |
| 46 | Black-and-white Warbler | Mniotilta varia | New World Warblers | 144 | May (past peak) |
| 47 | Northern House Wren | Troglodytes aedon | Wrens | 140 | May (past peak) |
| 48 | Indigo Bunting | Passerina cyanea | Cardinals and Allies | 134 | May (past peak) |
| 49 | Barred Owl | Strix varia | Typical Owls | 133 | May (past peak) |
| 50 | Nashville Warbler | Leiothlypis ruficapilla | New World Warblers | 131 | May (past peak) |