BirdAnalyst
Species · BCR 17 · BBS 2025 Release · 1966–2024

Ring-necked Duck In Badlands and Prairies

All regionsBadlands and PrairiesWaterfowl

Ring-necked Duck in Badlands and Prairies has risen sharply: up 51% on the route-weighted index since 1994.

+51%Since 1994TrendPercent 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 →
10Routes 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 →
12YearsYears 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 →

Ring-necked Duck has risen sharply in Badlands and Prairies: up 51% on the route-weighted index since 1994.

Routes In Badlands and Prairies

Routes recording Ring-necked Duck in Badlands and Prairies.
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 →
ShawmutMONTANA152024
HighwoodMONTANA91971
CottonwoodSOUTH-DAKOTA92018
Two DotMONTANA62021
RoyMONTANA42023
Dinosaurs H.M.MONTANA22019
Coleman CouleeMONTANA22021
PioneerSOUTH-DAKOTA22021
RevaSOUTH-DAKOTA11993
BucknumWYOMING11994

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