Species · Texas · BBS 2025 Release · 1966–2024

Mallard Population Trend in Texas

Mallard in Texas has surged: up 137% on the route-weighted index since 1971.

+137%Since 1971
82Routes In State
54Years

Notable Mallard Trends in Texas

long arc increasecomputed index

Mallard has surged in Texas: up 137% on the route-weighted index since 1971.

Mallard Population Forecast in Texas

If the recent trend holds, Mallard in Texas is projected to rise about 114% by 2029 — from 0.27 in 2024 to a central estimate of 0.57 (95% range 0.00–1.3). A 5-year backtest shows a typical error of ±206.8%, with 100% of held-out values landing inside the 95% band.

+114%Change by 2029
0.57Projected 2029 index
0.001.395% range
±206.8%Backtest error
19682029
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
20250.570.001.3
20260.570.001.3
20270.570.001.3
20280.570.001.3
20290.570.001.3

Mallard Survey Routes in Texas

Routes recording Mallard in Texas.
Claytonville1320221995
Post920241989
Pantex920241974
Chandler620041979
Waka620241975
Dougherty620241995
Twichell620231997
Katy520101985
Channing519901969
Panhandle520241994
Dove Mtn.520042003
Utopia419711971
Kempner419731973
Gainesville420041999
Circle420161968
Port Acres420152004
Winnie319881988
New Waverly319761975
Glen Rose319971997
Graford320151991
Albany319991986
Childress320191973
Texline320221978
Floydada320231976
Thornton 3320192019

Mallard Population Trend in Other States

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