Species · New Jersey · BBS 2025 Release · 1966–2024
Osprey Population Trend in New Jersey
Osprey in New Jersey has surged: up 488% on the route-weighted index since 1980.
+488%Since 1980
23Routes In State
44Years
Notable Osprey Trends in New Jersey
long arc increasecomputed index
Osprey has surged in New Jersey: up 488% on the route-weighted index since 1980.
Osprey Population Forecast in New Jersey
If the recent trend holds, Osprey in New Jersey is projected to rise about 10% by 2029 — from 1.4 in 2024 to a central estimate of 1.5 (95% range 0.58–2.5). A 5-year backtest shows a typical error of ±26.2%, with 100% of held-out values landing inside the 95% band.
+10%Change by 2029
1.5Projected 2029 index
0.58–2.595% range
±26.2%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 1.4 | 0.47 | 2.4 |
| 2026 | 1.4 | 0.50 | 2.4 |
| 2027 | 1.5 | 0.53 | 2.4 |
| 2028 | 1.5 | 0.55 | 2.4 |
| 2029 | 1.5 | 0.58 | 2.5 |
Osprey Survey Routes in New Jersey
| Ocean City | 20 | 2024 | 1979 |
| Six Points | 7 | 2024 | 1998 |
| Toms River | 2 | 2024 | 1997 |
| Woodbury Hgt | 1 | 2000 | 2000 |
| Greenwich | 1 | 2012 | 1978 |
| Del Haven | 1 | 1991 | 1991 |
| Albion | 1 | 1991 | 1991 |
| Spraguetown 2 | 1 | 2007 | 2003 |
| Sandbrook | 1 | 2023 | 2023 |
| New Bedford | 1 | 2011 | 2011 |
| Croton | 1 | 1986 | 1986 |
| Hope | 1 | 1986 | 1986 |
| Bloomsbury | 1 | 2010 | 1990 |
| High Point | 1 | 2000 | 2000 |
| Keyport | 1 | 2006 | 2006 |
| Cranbury | 1 | 2023 | 2023 |
| Friendship | 1 | 1995 | 1995 |
| Pomona | 1 | 2003 | 2003 |
| Spraguetown | 1 | 1999 | 1999 |
| Pedricktown 2 | 1 | 2022 | 2018 |
| Cape May Ch | 1 | 2013 | 1993 |
| Pedricktown | 1 | 2005 | 2005 |
| Ramseysburg | 1 | 2022 | 2006 |
Osprey Population Trend in Other States
alabamaalaskaarizonaarkansascaliforniacoloradoconnecticutdelawarefloridageorgiaidahoillinoisindianaiowakentuckylouisianamainemarylandmassachusettsmichiganminnesotamississippimissourimontananebraskanevadanew-hampshirenew-mexiconew-yorknorth-carolinaohiooregonpennsylvaniarhode-islandsouth-carolinasouth-dakotatennesseetexasutahvermontvirginiawashingtonwest-virginiawisconsinwyoming
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.