60 birds were recorded seen in Louisiana in December in our iNaturalist sample; 8 of the top 50 are at their peak this month. The list is ranked by number of research-grade observations.
Top birds in December

Great Egret

Yellow-rumped Warbler

White Ibis

Great Blue Heron

Northern Mockingbird

Northern Cardinal

Anhinga

Ruby-crowned Kinglet
Eastern Phoebe
Savannah Sparrow

Red-tailed Hawk

Black-bellied Whistling-Duck
All birds seen in Louisiana in December
| # | Species | Scientific name | Family | Obs. | Peak in state |
|---|---|---|---|---|---|
| 1 | Great Egret | Ardea alba | Herons, Egrets, and Bitterns | 434 | Apr (past peak) |
| 2 | Yellow-rumped Warbler | Setophaga coronata | New World Warblers | 329 | Jan (past peak) |
| 3 | White Ibis | Eudocimus albus | Ibises and Spoonbills | 297 | Oct (past peak) |
| 4 | Great Blue Heron | Ardea herodias | Herons, Egrets, and Bitterns | 268 | Apr (past peak) |
| 5 | Northern Mockingbird | Mimus polyglottos | Mockingbirds and Thrashers | 266 | Apr (past peak) |
| 6 | Northern Cardinal | Cardinalis cardinalis | Cardinals and Allies | 255 | Apr (past peak) |
| 7 | Anhinga | Anhinga anhinga | Darters | 247 | Dec (peak) |
| 8 | Ruby-crowned Kinglet | Corthylio calendula | Kinglets | 222 | Jan (past peak) |
| 9 | Eastern Phoebe | Sayornis phoebe | Tyrant Flycatchers | 218 | Nov (past peak) |
| 10 | Savannah Sparrow | Passerculus sandwichensis | New World Sparrows | 203 | Jan (past peak) |
| 11 | Red-tailed Hawk | Buteo jamaicensis | Hawks, Eagles, and Kites | 197 | Jan (past peak) |
| 12 | Black-bellied Whistling-Duck | Dendrocygna autumnalis | Ducks, Geese, and Swans | 188 | Apr (past peak) |
| 13 | Brown Pelican | Pelecanus occidentalis | Pelicans | 186 | Apr (past peak) |
| 14 | American Coot | Fulica americana | Rails, Gallinules, and Coots | 183 | Dec (peak) |
| 15 | Snowy Egret | Egretta thula | Herons, Egrets, and Bitterns | 180 | Apr (past peak) |
| 16 | Double-crested Cormorant | Nannopterum auritum | Cormorants and Shags | 179 | Mar (past peak) |
| 17 | Pine Warbler | Setophaga pinus | New World Warblers | 178 | Jan (past peak) |
| 18 | Ring-billed Gull | Larus delawarensis | Gulls, Terns, and Skimmers | 166 | Dec (peak) |
| 19 | Orange-crowned Warbler | Leiothlypis celata | New World Warblers | 160 | Dec (peak) |
| 20 | White-throated Sparrow | Zonotrichia albicollis | New World Sparrows | 145 | Jan (past peak) |
| 21 | Carolina Chickadee | Poecile carolinensis | Tits, Chickadees, and Titmice | 144 | Apr (past peak) |
| 22 | Red-bellied Woodpecker | Melanerpes carolinus | Woodpeckers | 142 | Apr (past peak) |
| 23 | Red-shouldered Hawk | Buteo lineatus | Hawks, Eagles, and Kites | 141 | Jan (past peak) |
| 24 | American White Pelican | Pelecanus erythrorhynchos | Pelicans | 131 | Jan (past peak) |
| 25 | Little Blue Heron | Egretta caerulea | Herons, Egrets, and Bitterns | 130 | Apr (past peak) |
| 26 | Eastern Bluebird | Sialia sialis | Thrushes | 130 | Apr (past peak) |
| 27 | Bald Eagle | Haliaeetus leucocephalus | Hawks, Eagles, and Kites | 129 | Jan (past peak) |
| 28 | Mallard | Anas platyrhynchos | Ducks, Geese, and Swans | 127 | Apr (past peak) |
| 29 | Red-winged Blackbird | Agelaius phoeniceus | New World Blackbirds and Orioles | 125 | Apr (past peak) |
| 30 | Swamp Sparrow | Melospiza georgiana | New World Sparrows | 124 | Dec (peak) |
| 31 | Pied-billed Grebe | Podilymbus podiceps | Grebes | 123 | Jan (past peak) |
| 32 | Downy Woodpecker | Dryobates pubescens | Woodpeckers | 123 | Apr (past peak) |
| 33 | Turkey Vulture | Cathartes aura | New World Vultures | 121 | Jan (past peak) |
| 34 | American Goldfinch | Spinus tristis | Finches, Euphonias, and Allies | 119 | Jan (past peak) |
| 35 | American Kestrel | Falco sparverius | Falcons and Caracaras | 117 | Dec (peak) |
| 36 | Carolina Wren | Thryothorus ludovicianus | Wrens | 113 | Apr (past peak) |
| 37 | Yellow-bellied Sapsucker | Sphyrapicus varius | Woodpeckers | 111 | Jan (past peak) |
| 38 | Blue-gray Gnatcatcher | Polioptila caerulea | Gnatcatchers and Gnatwrens | 110 | Dec (peak) |
| 39 | Belted Kingfisher | Megaceryle alcyon | Kingfishers | 108 | Oct (past peak) |
| 40 | Chipping Sparrow | Spizella passerina | New World Sparrows | 108 | Jan (past peak) |
| 41 | House Sparrow | Passer domesticus | Old World Sparrows | 105 | Apr (past peak) |
| 42 | Laughing Gull | Leucophaeus atricilla | Gulls, Terns, and Skimmers | 105 | Apr (past peak) |
| 43 | Blue Jay | Cyanocitta cristata | Crows, Jays, and Magpies | 101 | Apr (past peak) |
| 44 | Limpkin | Aramus guarauna | Limpkins | 99 | Mar (past peak) |
| 45 | Killdeer | Charadrius vociferus | Plovers and Lapwings | 95 | Apr (past peak) |
| 46 | Lesser Scaup | Aythya affinis | Ducks, Geese, and Swans | 95 | Jan (past peak) |
| 47 | Common Gallinule | Gallinula galeata | Rails, Gallinules, and Coots | 91 | Apr (past peak) |
| 48 | American Robin | Turdus migratorius | Thrushes | 89 | Apr (past peak) |
| 49 | Song Sparrow | Melospiza melodia | New World Sparrows | 88 | Dec (peak) |
| 50 | Osprey | Pandion haliaetus | Ospreys | 88 | Apr (past peak) |