BirdAnalyst
BBS Route · Louisiana · BCR 37

Sabine Nwr Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 64 species recorded across 13 survey years, no longer active.

64Species 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 →
1989–2008Span
6Observers

Bird Species Found on Louisiana Sabine Nwr

Top 40 of 64 species by most recent count. Each links to its species trend.

Species recorded on the Sabine Nwr 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
Red-winged BlackbirdIcteridae712008-66%1993
Neotropic CormorantPhalacrocoracidae422008+98%1993
Boat-tailed GrackleIcteridae422008-70%1993
Barn SwallowHirundinidae412008+107%1993
Laughing GullLaridae372008-26%1993
Orchard OrioleIcteridae302008+67%1993
Brown-headed CowbirdIcteridae282002+107%1993
Tricolored HeronArdeidae222008-7%1995
Black-bellied Whistling-DuckAnatidae192008+200%2003
Forster's TernLaridae152008+720%1993
Common YellowthroatParulidae152008-58%1993
Eastern KingbirdTyrannidae142008-33%1993
Black-necked StiltRecurvirostridae132008+81%1993
Glossy IbisThreskiornithidae132003-67%1998
Common GrackleIcteridae11200815×1999
Marsh WrenTroglodytidae112008-40%1993
Clapper RailRallidae82001+80%1996
Green HeronArdeidae62008-27%1995
Northern CardinalCardinalidae62002+391%1995
Roseate SpoonbillThreskiornithidae62002+0%1993
Least BitternArdeidae42008-56%1993
KilldeerCharadriidae42008+13%1993
Common TernLaridae42001+300%1992
Great-tailed GrackleIcteridae42002+100%1996
Mottled DuckAnatidae32001-42%1993
Fulvous Whistling-DuckAnatidae32008-67%2002
White IbisThreskiornithidae32003+60%1996
White-faced IbisThreskiornithidae32008-17%1993
King RailRallidae32008-50%1993
WilletScolopacidae32008-11%1993
Mourning DoveColumbidae32008-19%1996
Northern MockingbirdMimidae32008+0%1995
Pied-billed GrebePodicipedidae31993n/an/a
Blue-winged TealAnatidae21989n/an/a
Yellow-billed CuckooCuculidae22008+100%1992
Double-crested CormorantPhalacrocoracidae22003+350%1998
European StarlingSturnidae21992n/an/a
Least TernLaridae21996-67%1993
Yellow-throated WarblerParulidae22002+100%1993
Gull-billed TernLaridae21996n/an/a

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