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BBS Route · Alaska · BCR 2

Katmai N.P. Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 59 species recorded across 13 survey years, still active.

59Species 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 →
13Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1993–2022Span
5Observers

Bird Species Found on Alaska Katmai N.P.

Top 40 of 59 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
Orange-crowned WarblerParulidae962022+124%1995
Swainson's ThrushTurdidae462022-9%1995
Wilson's WarblerParulidae412022+99%1995
White-crowned SparrowPasserellidae362022+40%1995
Varied ThrushTurdidae282022+0%1995
Common MerganserAnatidae222005n/an/a
Hermit ThrushTurdidae182022-33%1995
American RobinTurdidae122022+520%1995
American Three-toed WoodpeckerPicidae92022+425%1995
Golden-crowned SparrowPasserellidae62022-31%1995
Canada JayCorvidae52022-55%1995
Blackpoll WarblerParulidae52022+24%1995
Gray-cheeked ThrushTurdidae52022-54%1995
Greater YellowlegsScolopacidae52022-68%1996
Wilson's SnipeScolopacidae42022+175%1995
American Tree SparrowPasserellidae42022-58%1995
Tree SwallowHirundinidae42022+125%1995
Bank SwallowHirundinidae41996n/an/a
Boreal ChickadeeParidae32022+100%1995
Yellow WarblerParulidae32019+60%1996
Violet-green SwallowHirundinidae32005n/an/a
Northern WaterthrushParulidae22005-71%1995
Ruby-crowned KingletRegulidae22022-58%1995
Short-billed GullLaridae22022+525%1995
Black-billed MagpieCorvidae22018-25%2005
Common RavenCorvidae22014-14%1997
Arctic TernLaridae22000n/an/a
Downy WoodpeckerPicidae22014-56%2012
Sandhill CraneGruidae12019+0%1993
Bald EagleAccipitridae11993n/an/a
Alder FlycatcherTyrannidae12022+75%1997
Lapland LongspurCalcariidae11993n/an/a
Savannah SparrowPasserellidae12019-40%1995
Red-breasted NuthatchSittidae12000+0%1993
Black-capped ChickadeeParidae12022-25%2000
Green-winged TealAnatidae11995+0%1994
Belted KingfisherAlcedinidae11994n/an/a
Olive-sided FlycatcherTyrannidae11994n/an/a
Tundra SwanAnatidae12022-33%2005
Spotted SandpiperScolopacidae12022+0%1995

Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22. A route is a sample, not a census.