Species · Mississippi · BBS 2025 Release · 1966–2024

Grasshopper Sparrow Population Trend in Mississippi

Grasshopper Sparrow in Mississippi has collapsed: down 96% on the route-weighted index since 1972.

-96%Since 1972
8Routes In State
25Years

Notable Grasshopper Sparrow Trends in Mississippi

long arc declinecomputed index

Grasshopper Sparrow has collapsed in Mississippi: down 96% on the route-weighted index since 1972.

Grasshopper Sparrow Population Forecast in Mississippi

If the recent trend holds, Grasshopper Sparrow in Mississippi is projected to fall about 100% by 2009 — from 0.06 in 2004 to a central estimate of 0.00 (95% range 0.00–0.62). A 5-year backtest shows a typical error of ±598.9%, with 100% of held-out values landing inside the 95% band.

-100%Change by 2009
0.00Projected 2009 index
0.000.6295% range
±598.9%Backtest error
19702009
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
20050.000.000.62
20060.000.000.62
20070.000.000.62
20080.000.000.62
20090.000.000.62

Grasshopper Sparrow Survey Routes in Mississippi

Routes recording Grasshopper Sparrow in Mississippi.
Aberdeen219931970
Lake Mary119901990
Dundee120041970
Tippo119981998
Lucien119951990
Corinth119751974
Tupelo119861978
Macon119961994

Grasshopper Sparrow Population Trend in Other States

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