Species · North Carolina · BBS 2025 Release · 1966–2024
Pied-billed Grebe Population Trend in North Carolina
Pied-billed Grebe in North Carolina has fallen sharply: down 61% on the route-weighted index since 1975.
-61%Since 1975
4Routes In State
12Years
Notable Pied-billed Grebe Trends in North Carolina
long arc declinecomputed index
Pied-billed Grebe has fallen sharply in North Carolina: down 61% on the route-weighted index since 1975.
Pied-billed Grebe Survey Routes in North Carolina
| Myrtle Grove | 11 | 2004 | 1996 |
| Merrimon | 6 | 1984 | 1973 |
| Cypress Lakes | 1 | 2019 | 2019 |
| Rowland | 1 | 1998 | 1998 |
Pied-billed Grebe Population Trend in Other States
alabamaalaskaarizonaarkansascaliforniacoloradoconnecticutdelawarefloridageorgiaidahoillinoisindianaiowakansaskentuckylouisianamainemarylandmassachusettsmichiganminnesotamississippimissourimontananebraskanevadanew-hampshirenew-jerseynew-mexiconew-yorknorth-dakotaohiooklahomaoregonpennsylvaniasouth-carolinasouth-dakotatennesseetexasutahvermontvirginiawashingtonwisconsinwyoming
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.