BirdAnalyst
Species · BCR 11 · BBS 2025 Release · 1966–2024

Blue-winged Teal In Prairie Potholes

All regionsPrairie PotholesWaterfowl

Blue-winged Teal in Prairie Potholes has increased: up 30% on the route-weighted index since 1969.

+30%Since 1969
117Routes In Region
57Years

Notable Signals

No notable trend signals for Blue-winged Teal in Prairie Potholes. See the full index history below.

Forecast

If the recent trend holds, Blue-winged Teal in Prairie Potholes is projected to stay roughly flat through 2029, near 11 (95% range 5.2–17). A 5-year backtest shows a typical error of ±11.3%, with 100% of held-out values landing inside the 95% band.

+9%Change by 2029
11Projected 2029 index
5.2–1795% range
±11.3%Backtest error
19672029
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
2025114.917
2026115.017
2027115.017
2028115.117
2029115.217

Routes In Prairie Potholes

Routes recording Blue-winged Teal in Prairie Potholes.
Wild RoseNORTH-DAKOTA1042024
WimbledonNORTH-DAKOTA742024
Horsehead LkNORTH-DAKOTA652024
NilesNORTH-DAKOTA622024
White LakeSOUTH-DAKOTA562011
Danzig 2NORTH-DAKOTA502024
Sheyenne LkNORTH-DAKOTA462024
DanzigNORTH-DAKOTA432014
Lakota 2NORTH-DAKOTA412024
BraddockNORTH-DAKOTA392022
LakotaNORTH-DAKOTA382009
CondeSOUTH-DAKOTA371984
ForbesSOUTH-DAKOTA342024
MontpelierNORTH-DAKOTA332024
BuchananNORTH-DAKOTA312024
CarpioNORTH-DAKOTA312023
WestbyMONTANA302024
Long LakeSOUTH-DAKOTA302019
FormanNORTH-DAKOTA282024
SydneyNORTH-DAKOTA281983
RaymondSOUTH-DAKOTA262021
Lake GeorgeNORTH-DAKOTA212022
CooperstownNORTH-DAKOTA152024
RoswellSOUTH-DAKOTA152014
WilmotSOUTH-DAKOTA152024

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