State · BBS 2025 Release · 1966–2024
Tennessee Breeding Birds
161 species recorded across 55 survey routes, 1966 to 2024. Browse by family or guild below.
Tennessee Bird Population TrendsNotable signalsLong-arc shifts the engine flags automatically — sustained declines or increases large enough to stand out from year-to-year noise.Full methodology →
long arc declinecomputed indexTrend sourceWhether the figure is our own computed route-weighted index or an official USGS modeled estimate. The current build labels every trend as computed.Full methodology →
Yellow Warbler has collapsed in Tennessee: down 98% on the route-weighted index since 1968.
long arc increasecomputed indexTrend sourceWhether the figure is our own computed route-weighted index or an official USGS modeled estimate. The current build labels every trend as computed.Full methodology →
House Finch has surged in Tennessee: up 57× on the route-weighted index since 1987.
long arc declinecomputed indexTrend sourceWhether the figure is our own computed route-weighted index or an official USGS modeled estimate. The current build labels every trend as computed.Full methodology →
Loggerhead Shrike has collapsed in Tennessee: down 96% on the route-weighted index since 1968.
long arc increasecomputed indexTrend sourceWhether the figure is our own computed route-weighted index or an official USGS modeled estimate. The current build labels every trend as computed.Full methodology →
Cliff Swallow has surged in Tennessee: up 53× on the route-weighted index since 1968.
long arc declinecomputed indexTrend sourceWhether the figure is our own computed route-weighted index or an official USGS modeled estimate. The current build labels every trend as computed.Full methodology →
Northern Bobwhite has collapsed in Tennessee: down 95% on the route-weighted index since 1968.
long arc increasecomputed indexTrend sourceWhether the figure is our own computed route-weighted index or an official USGS modeled estimate. The current build labels every trend as computed.Full methodology →
Red-shouldered Hawk has surged in Tennessee: up 31× on the route-weighted index since 1968.
How Bird Guilds Are Faring in TennesseeGuild trendA mean-index aggregate across the species in this group — the structural direction of the guild, with individual-species noise smoothed out.Full methodology →
Tennessee Bird Survey Routes
Browse Tennessee Birds By FamilyTrendPercent change in the route-weighted abundance index between a smoothed baseline window and the most recent one. It tracks direction, not absolute population.Full methodology →
Each species links to its trend in Tennessee.
Hawks, Eagles & Kites Accipitridae
Larks Alaudidae
Kingfishers Alcedinidae
Swifts Apodidae
Herons, Egrets & Bitterns Ardeidae
Waxwings Bombycillidae
Nightjars & Nighthawks Caprimulgidae
Cardinals & Grosbeaks Cardinalidae
Treecreepers Certhiidae
Plovers & Lapwings Charadriidae
Falcons & Caracaras Falconidae
Swallows & Martins Hirundinidae
Blackbirds & Orioles Icteridae
Shrikes Laniidae
New World Quail Odontophoridae
Osprey Pandionidae
Wood-Warblers Parulidae
American Redstart -12%Black-and-white Warbler -9%Black-throated Blue Warbler +705%Black-throated Green Warbler +623%Blackburnian Warbler +763%Blue-winged Warbler -36%Canada Warbler +135%Cerulean Warbler -53%Chestnut-sided Warbler +19%Common Yellowthroat -44%Golden-winged Warbler -49%Hooded Warbler +326%Kentucky Warbler +47%Louisiana Waterthrush +81%Northern Parula 25×Ovenbird +32%Pine Warbler 18×Prairie Warbler -28%Prothonotary Warbler +121%Swainson's Warbler 24×Worm-eating Warbler +146%Yellow Warbler -98%Yellow-throated Warbler +341%
New World Sparrows Passerellidae
Old World Sparrows Passeridae
Cormorants Phalacrocoracidae
Pheasants, Grouse & Turkeys Phasianidae
Woodpeckers Picidae
Gnatcatchers Polioptilidae
Kinglets Regulidae
Nuthatches Sittidae
Starlings & Mynas Sturnidae
Hummingbirds Trochilidae
Tyrant Flycatchers Tyrannidae
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.