BirdAnalyst
Species · BCR 5 · BBS 2025 Release · 1966–2024

Sandhill Crane In Northern Pacific Rainforest

All regionsNorthern Pacific RainforestWetland birds

Sandhill Crane in Northern Pacific Rainforest has surged: up 297% on the route-weighted index since 1983.

+297%Since 1983TrendPercent 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 →
13Routes 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 →
37YearsYears 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 →

Sandhill Crane has surged in Northern Pacific Rainforest: up 297% on the route-weighted index since 1983.

Forecast

If the recent trend holds, Sandhill Crane in Northern Pacific Rainforest is projected to fall about 43% by 2029 — from 0.25 in 2024 to a central estimate of 0.14 (95% range 0.05–0.24). A 5-year backtest shows a typical error of ±35.3%, with 80% of held-out values landing inside the 95% band.

-43%Change by 2029TrendPercent 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 →
0.14Projected 2029 indexProjected indexThe central forecast of the abundance index if the recent trend continues. A projection of the current trajectory, not a prediction.Full methodology →
0.05–0.2495% range95% rangeThe 95% uncertainty band around the projection at the forecast horizon. The true value should land inside it most of the time.Full methodology →
±35.3%Backtest errorBacktest errorTypical error when we hold out the most recent years, forecast them, and compare to what actually happened. Lower means a more trustworthy projection.Full methodology →
If the recent trend holds, Sandhill Crane in Northern Pacific Rainforest is projected to fall about 43% by 2029 — from 0.25 in 2024 to a central estimate of 0.14 (95% range 0.05–0.24). A 5-year backtest shows a typical error of ±35.3%, with 80% of held-out values landing inside the 95% band.19752029
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 →
20250.140.040.23
20260.140.040.23
20270.140.040.24
20280.140.050.24
20290.140.050.24

Routes In Northern Pacific Rainforest

Routes recording Sandhill Crane in Northern Pacific Rainforest.
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 →
ZaremboALASKA142024
YrekaCALIFORNIA42019
ProspectOREGON32024
Zimovia StrtALASKA22024
Whale PassALASKA22023
CraigALASKA12022
YakutatALASKA12006
Mitkof IsleALASKA12023
Thorne Bay 2ALASKA12022
Copper RiverALASKA12005
GazelleCALIFORNIA12021
Cool CampOREGON12013
Emigrant Lake 2OREGON12023

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