BirdAnalyst
Species · BCR 30 · BBS 2025 Release · 1966–2024

Great Egret In New England / Mid-Atlantic Coast

All regionsNew England / Mid-Atlantic CoastWetland birds

Great Egret in New England / Mid-Atlantic Coast has surged: up 135% on the route-weighted index since 1968.

+135%Since 1968
72Routes In Region
58Years

Notable Signals

long arc increasecomputed index

Great Egret has surged in New England / Mid-Atlantic Coast: up 135% on the route-weighted index since 1968.

Forecast

If the recent trend holds, Great Egret in New England / Mid-Atlantic Coast is projected to rise about 89% by 2029 — from 0.85 in 2024 to a central estimate of 1.6 (95% range 0.64–2.6). A 5-year backtest shows a typical error of ±93%, with 80% of held-out values landing inside the 95% band.

+89%Change by 2029
1.6Projected 2029 index
0.64–2.695% range
±93%Backtest error
19662029
Projection of the recent trend (dashed) with 80/95% bands — a projection, not a prediction. Habitat, climate, and land use are not modeled.
YearProjected index95% low95% high
20251.50.552.5
20261.60.572.5
20271.60.592.6
20281.60.612.6
20291.60.642.6

Routes In New England / Mid-Atlantic Coast

Routes recording Great Egret in New England / Mid-Atlantic Coast.
BlackbirdDELAWARE242024
FrankfordDELAWARE151966
HongaMARYLAND152024
PedricktownNEW-JERSEY122011
VillasNEW-JERSEY111981
WesthamptonNEW-YORK112021
Jones BeachNEW-YORK92013
MadisonMARYLAND72024
HuntingtonNEW-YORK72023
Bethany BchDELAWARE51990
PepperboxDELAWARE52016
EastonMARYLAND51987
Golden HillMARYLAND42021
Ocean CityNEW-JERSEY42024
Del HavenNEW-JERSEY41991
Pedricktown 2NEW-JERSEY42024
Cape May ChNEW-JERSEY42013
Block IslandRHODE-ISLAND42010
Pepperbox 2DELAWARE32024
MarionMASSACHUSETTS31978
DeepwaterNEW-JERSEY31971
Spraguetown 3NEW-JERSEY32021
Mt PleasantDELAWARE22018
WilmingtonDELAWARE22014
HarringtonDELAWARE22024

Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.