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

Pacific Loon In Northern Pacific Rainforest

All regionsNorthern Pacific RainforestWetland birds

Pacific Loon in Northern Pacific Rainforest has fallen sharply: down 52% on the route-weighted index since 1983.

-52%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 →
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 →

No notable trend signals for Pacific Loon in Northern Pacific Rainforest. See the full index history below.

Routes In Northern Pacific Rainforest

Routes recording Pacific Loon 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 →
CraigALASKA22008
KetchikanALASKA21993
Thompson PasALASKA21983
SewardALASKA11982
HainesALASKA11975
Sheep MtnALASKA11999
Thorne BayALASKA11993
YakutatALASKA12005
ZaremboALASKA12012
Elmendorf (Short)ALASKA11984

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