Species · BBS 2025 Release · 1966–2024

American White Pelican

PelecanidaeWetland birdsPelecanus erythrorhynchos

American White Pelican has surged: up 250% on the route-weighted index since 1969.

About the American White Pelican

The American White Pelican (Pelecanus erythrorhynchos) is a North American member of the Pelicans (Pelecanidae). In this analysis it is grouped with the wetland birds.

Size
41.5–71 in long (105–180 cm) — a very large waterbird (typical for the family)
Habitat
Marshes, ponds, lakeshores and other freshwater wetlands.
Diet
Aquatic invertebrates, small fish, frogs and plant matter.
Range
Recorded on 409 Breeding Bird Survey routes across 22 states, most concentrated in the Great Basin.
Family
Pelecanidae · Wetland birds

Notable American White Pelican TrendsNotable signalsLong-arc shifts the engine flags automatically — sustained declines or increases large enough to stand out from year-to-year noise.Full methodology →

American White Pelican has surged in surveyed states: up 250% on the route-weighted index since 1969.

American White Pelican Population Forecast

If the recent trend holds, American White Pelican is projected to rise about 55% by 2029 — from 0.56 in 2024 to a central estimate of 0.87 (95% range 0.52–1.2). A 5-year backtest shows a typical error of ±37.3%, with 80% of held-out values landing inside the 95% band.

If the recent trend holds, American White Pelican is projected to rise about 55% by 2029 — from 0.56 in 2024 to a central estimate of 0.87 (95% range 0.52–1.2). A 5-year backtest shows a typical error of ±37.3%, with 80% of held-out values landing inside the 95% band.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 indexProjected indexThe central forecast of the abundance index if the recent trend continues. A projection of the current trajectory, not a prediction.Full methodology →95% low95% rangeThe 95% uncertainty band around the projection at the forecast horizon. The true value should land inside it most of the time.Full methodology →95% high95% rangeThe 95% uncertainty band around the projection at the forecast horizon. The true value should land inside it most of the time.Full methodology →
20250.820.481.2
20260.830.491.2
20270.840.501.2
20280.850.511.2
20290.870.521.2

Where the American White Pelican Is Detected

BBS routes recording American White Pelican, sized by most recent count.

American White Pelican Population Trend by State

American White Pelican population trend by state.
TrendPercent change in the route-weighted abundance index between a smoothed baseline window and the most recent one. It tracks direction, not absolute population.Full methodology →Baseline yearThe first year of the smoothed window the trend is measured from. An earlier baseline means a longer record stands behind the number.Full methodology →Survey routesHow many standard-protocol BBS routes contributed counts. More routes means a steadier, better-sampled index; very thin coverage is suppressed.Full methodology →
Alabamainsufficient datan/a1
Arkansasinsufficient datan/a1
California+213%197433
Colorado33×199131
Idaho-52%198116
Iowainsufficient datan/a1
Kansasinsufficient datan/a1
Louisianainsufficient datan/a1
Minnesota+316%198046
Montana18×197145
Nebraska+27%197512
Nevada+142%199511
New Mexicoinsufficient datan/a1
North Dakota+250%197038
Oklahomainsufficient datan/a2
Oregon-66%197224
South Dakota-46%196927
Texas-92%199115
Utah-71%197321
Washington-0%199615
Wisconsin22×200314
Wyoming+606%198553

American White Pelican Population Trend by Region

Bird Conservation Regions are the ecological unit for trends.

American White Pelican population trend by Bird Conservation Region.
TrendPercent change in the route-weighted abundance index between a smoothed baseline window and the most recent one. It tracks direction, not absolute population.Full methodology →Baseline yearThe first year of the smoothed window the trend is measured from. An earlier baseline means a longer record stands behind the number.Full methodology →Survey routesHow many standard-protocol BBS routes contributed counts. More routes means a steadier, better-sampled index; very thin coverage is suppressed.Full methodology →
Great Basin+66%197282
Northern Rockies-61%197667
Prairie Potholes+58%196968
Boreal Hardwood Transition-42%198420
Sierra Nevada-40%19744
Southern Rockies / Colorado Plateau33×199222
Badlands and Prairies+795%197052
Shortgrass Prairie-45%199221
Central Mixed Grass Prairie-78%197013
Prairie Hardwood Transition+329%199323
Coastal California+7%198912
Gulf Coastal Prairie-43%200011

American White Pelican Conservation Status

Our route-weighted index shows it up about 250% since 1969.

Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22. Trend is a route-weighted relative-abundance index, not an absolute population.