BirdAnalyst
Species · BCR 18 · BBS 2025 Release · 1966–2024

Snowy Egret In Shortgrass Prairie

All regionsShortgrass PrairieWetland birds

Snowy Egret in Shortgrass Prairie has risen sharply: up 67% on the route-weighted index since 1996.

+67%Since 1996TrendPercent 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 →
9Routes In RegionSurvey routesHow many standard-protocol BBS routes contributed counts. More routes means a steadier, better-sampled index; very thin coverage is suppressed.Full methodology →
17YearsYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →

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

long arc increasecomputed indexTrend sourceWhether the figure is our own computed route-weighted index or an official USGS modeled estimate. The current build labels every trend as computed.Full methodology →

Snowy Egret has risen sharply in Shortgrass Prairie: up 67% on the route-weighted index since 1996.

Routes In Shortgrass Prairie

Routes recording Snowy Egret in Shortgrass Prairie.
Recent countThe raw number of individuals recorded on this route in its most recent survey year. A single-route tally, not a trend.Full methodology →
ClaytonvilleTEXAS91996
DoughertyTEXAS72024
ArsenalCOLORADO32014
FrionaTEXAS32001
MaxwellNEW-MEXICO22000
HudsonCOLORADO12016
Arsenal 2COLORADO12024
Murray LakeNEBRASKA11989
PanhandleTEXAS12007

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