Species · BBS 2025 Release · 1966–2024

Wood Stork

CiconiidaeWetland birdsMycteria americana

Wood Stork has declined: down 45% on the route-weighted index since 1968.

-45%Since 1968
217Routes
58Years Surveyed

About the Wood Stork

The Wood Stork (Mycteria americana) is a North American member of the Storks (Ciconiidae). In this analysis it is grouped with the wetland birds.

Size
33.5–45.5 in long (85–115 cm) — a very large wader (typical for the family)
Habitat
Marshes, ponds, lakeshores and other freshwater wetlands.
Diet
Aquatic invertebrates, small fish, frogs and plant matter.
Range
Recorded on 217 Breeding Bird Survey routes across 9 states, most concentrated in the Southeastern Coastal Plain.
Family
Ciconiidae · Wetland birds

Notable Wood Stork Trends

No notable trend signals for Wood Stork. See the full index history below.

Wood Stork Population Forecast

If the recent trend holds, Wood Stork is projected to stay roughly flat through 2029, near 0.12 (95% range 0.00–0.30). A 5-year backtest shows a typical error of ±371%, with 100% of held-out values landing inside the 95% band.

n/aChange by 2029
0.12Projected 2029 index
0.000.3095% range
±371%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
20250.110.000.30
20260.110.000.30
20270.110.000.30
20280.110.000.30
20290.120.000.30

Where the Wood Stork Is Detected

BBS routes recording Wood Stork, sized by most recent count.

Wood Stork Population Trend by State

Wood Stork population trend by state.
Alabamainsufficient datan/a2
Californiainsufficient datan/a1
Florida-49%196892
Georgia-58%196951
Louisiana-25%197718
Mississippiinsufficient datan/a5
North Carolinainsufficient datan/a5
South Carolina-64%197715
Texas-80%197228

Wood Stork Population Trend by Region

Bird Conservation Regions are the ecological unit for trends.

Wood Stork population trend by Bird Conservation Region.
Oaks and Prairies+112%198410
Mississippi Alluvial Valley+21%19956
Southeastern Coastal Plain+1%1969101
Peninsular Florida-54%196868
Gulf Coastal Prairie-92%197423

Wood Stork Conservation Status

Our route-weighted index shows it down about 45% since 1968.

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