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

Mallard In Northern Pacific Rainforest

All regionsNorthern Pacific RainforestWaterfowl

Mallard in Northern Pacific Rainforest has edged up: up 11% on the route-weighted index since 1970.

+11%Since 1970
112Routes In Region
56Years

Notable Signals

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

Forecast

If the recent trend holds, Mallard in Northern Pacific Rainforest is projected to rise about 19% by 2029 — from 1.8 in 2024 to a central estimate of 2.2 (95% range 0.84–3.5). A 5-year backtest shows a typical error of ±52.7%, with 100% of held-out values landing inside the 95% band.

+19%Change by 2029
2.2Projected 2029 index
0.84–3.595% range
±52.7%Backtest error
19682029
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
20252.10.803.5
20262.10.813.5
20272.20.823.5
20282.20.833.5
20292.20.843.5

Routes In Northern Pacific Rainforest

Routes recording Mallard in Northern Pacific Rainforest.
Bay ViewWASHINGTON1362017
GlasgowOREGON332024
MukilteoWASHINGTON192024
RainierWASHINGTON162013
CoquilleOREGON152024
Sandy RiverOREGON132004
Fish RockCALIFORNIA122014
Bodega BayCALIFORNIA112019
HainesALASKA102024
Emigrant LkOREGON102001
Nicolai Mtn.OREGON102024
Port AngelesWASHINGTON82024
CamasWASHINGTON82009
CordovaALASKA72024
SaladoOREGON72011
SvensenOREGON71991
ClearwaterOREGON72021
ScappooseOREGON72022
SewardALASKA61992
SkagwayALASKA62024
SalemOREGON52024
Horse CreekCALIFORNIA42019
Crescent CtyCALIFORNIA42024
ScioOREGON42012
DeceptionWASHINGTON42017

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