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BBS Route · Alaska · BCR 2

Katmai N.P. Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 60 species recorded across 14 survey years, still active.

60Species RecordedSpecies recordedDistinct species detected on standard-protocol BBS runs here across all years on record — a measure of survey breadth, not a complete checklist.Full methodology →
14Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1993–2025Span
6Observers

Bird Species Found on Alaska Katmai N.P.

Top 40 of 60 species by most recent count. Each links to its species trend.

Species recorded on the Katmai N.P. route.
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 →TrendPercent 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 →Baseline yearThe first year of the smoothed window the trend is measured from. An earlier baseline means a longer record stands behind the number.Full methodology →History
Wilson's WarblerParulidae422025+124%1995
Swainson's ThrushTurdidae402025-20%1995
Orange-crowned WarblerParulidae322025+89%1995
Varied ThrushTurdidae292025-20%1995
Common MerganserAnatidae222005n/an/a
White-crowned SparrowPasserellidae192025+26%1995
Hermit ThrushTurdidae192025-3%1995
American RobinTurdidae142025+380%1995
Gray-cheeked ThrushTurdidae122025-49%1995
American Three-toed WoodpeckerPicidae92022+425%1995
Blackpoll WarblerParulidae62025-5%1995
Golden-crowned SparrowPasserellidae52025-44%1995
Tree SwallowHirundinidae52025+175%1995
Golden-crowned KingletRegulidae52025+400%2000
American Tree SparrowPasserellidae42022-58%1995
Ruby-crowned KingletRegulidae42025-33%1995
Greater YellowlegsScolopacidae42025-65%1996
Bank SwallowHirundinidae41996n/an/a
Canada JayCorvidae32025-50%1995
Savannah SparrowPasserellidae32025+0%1995
Boreal ChickadeeParidae32025+83%1995
Yellow WarblerParulidae32019+60%1996
Pine GrosbeakFringillidae32025+200%2000
Violet-green SwallowHirundinidae32005n/an/a
Fox SparrowPasserellidae32025+200%2013
Wilson's SnipeScolopacidae22025+150%1995
Olive-sided FlycatcherTyrannidae22025+100%1994
Common RavenCorvidae22025+0%1997
Arctic TernLaridae22025+0%2000
Downy WoodpeckerPicidae22014-56%2012
Sandhill CraneGruidae12019+0%1993
Bald EagleAccipitridae11993n/an/a
Alder FlycatcherTyrannidae12022+75%1997
Lapland LongspurCalcariidae11993n/an/a
Northern WaterthrushParulidae12025-79%1995
Red-breasted NuthatchSittidae12000+0%1993
Black-capped ChickadeeParidae12025-38%2000
Short-billed GullLaridae12025+225%1997
Green-winged TealAnatidae11995+0%1994
Belted KingfisherAlcedinidae12025+0%1994

Source: USGS North American Breeding Bird Survey, retrieved 2026-08-14. A route is a sample, not a census.