| Species | AOU Code |
|---|---|
| American Black Duck (Anas rubripes) | AMBL |
| American Goldfinch (Carduelis tristis) | AMGO |
| Bank Swallow (Riparia riparia) | BANS |
| Barn Swallow (Hirundo rustica) | BARS |
| Belted Kingfisher (Ceryle alcyon) | BEKI |
| Black-capped Chickadee (Parus atricapillus) | BCCH |
| Black-crowned Night Heron (Nycticorax nycticorax) | BCNH |
| Black Rail (Laterallus jamaicensis) | BLRA |
| Blue-wing Teal (Anas discors) | BWTL |
| Bobolink (Dolichonyx oryzivorus) | BOBO |
| Brown-headed Cowbird (Molothrus ater) | BHCO |
| Canada Goose (Branta canadensis) | CAGO |
| Chimney Swift (Chaetura pelagica) | CHSW |
| Clapper Rail (Rallus longirostris) | CLRA |
| Common Grackle (Quiscalus quiscula) | COGR |
| Common Tern (Sterna hirundo) | COTE |
| Common Yellow Throat (Geothylpis trichas) | COYE |
| Double-crested Cormorant (Phalacrocorax auritas) | DCCO |
| Eastern Kingbird (Tyrannus tryrannus) | EAKI |
| Great Blue Heron (Ardea herodias) | GBHE |
| Great Egret (Ardea alba) | GREG |
| Great Black-backed Gull (Larus marinus) | GBBG |
| Green-wing Teal (Anas carolinensis) | GRWT |
| Green Heron (Butorides striatus) | GRHE |
| Herring Gull (Larus argentatus) | HEGU |
| King Rail (Rallus elegans) | KIRA |
| Least Bittern (Ixobrychus exilis) | LEBI |
| Least Sandpiper (Calridris minutilla) | LESA |
| Least Tern (Sterna albifrons) | LETE |
| Mallard (Anas platyrhynchos) | MALL |
| Marsh Wren (Cisthorus palustris) | MAWR |
| Nelson’s Sharp-tailed Sparrow (Ammodramus n. subvirgatus) | NSTS |
| Northern Harrier (Cricus caneus) | NOHA |
| Osprey (Pandion haliaetus) | OSPR |
| Purple Martin (Progne subis) | PUMA |
| Red-Winged Blackbird (Agelaius phoeniceus) | RWBL |
| Ring-billed Gull (Larus delawarensis) | RBGU |
| Rough-winged Swallow (Stelgidopteryx ruficollis) | NRWS |
| Saltmarsh Sharp-tailed Sparrow (Ammodramus c. caudacutus) | SSTS |
| Savannah Sparrow (Passerculus sandwichensis) | SASP |
| Seaside Sparrow (Ammodramus maritima) | SSSP |
| Semipalmated Sandpiper (Calidris pusilla) | SESA |
| Short-billed Dowitcher (Limnodromus griseus) | SBDO |
| Snowy Egret (Egretta thula) | SNEG |
| Song Sparrow (Melospiza melodia) | SOSP |
| Spotted Sandpiper (Actitis macularia) | SPSA |
| Swamp Sparrow (Melospiza georgiana) | SWSP |
| Tree Swallow (Tachycinets bicolor) | TRES |
| Virginia Rail (Rallus limicola) | VIRA |
| Willet (Catoptrophorus semipalmatus) | WILL |
| Willow Flycatcher (Empidonax trailii) | WIFL |
Salt Marsh Bird Species in NH