BirdAnalyst
BBS Route · Louisiana · BCR 37

Ltl Chenier 2 Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 59 species recorded across 2 survey years, no longer active.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 →
2Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
2010–2011Span
1Observers

Bird Species Found on Louisiana Ltl Chenier 2

Top 40 of 59 species by most recent count. Each links to its species trend.

Species recorded on the Ltl Chenier 2 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 BlackbirdIcteridae6312011+38%2010
Boat-tailed GrackleIcteridae2242011-2%2010
Laughing GullLaridae1162011+330%2010
Common YellowthroatParulidae972011+59%2010
Barn SwallowHirundinidae962011+85%2010
Purple MartinHirundinidae832011-18%2010
Orchard OrioleIcteridae782011+3%2010
Great-tailed GrackleIcteridae602011-55%2010
Mourning DoveColumbidae502011+25%2010
Eastern MeadowlarkIcteridae472011+161%2010
Eastern KingbirdTyrannidae412011+14%2010
Northern MockingbirdMimidae382011+27%2010
Brown-headed CowbirdIcteridae322011+23%2010
DickcisselCardinalidae322011+167%2010
Roseate SpoonbillThreskiornithidae222010n/an/a
WilletScolopacidae192011+73%2010
KilldeerCharadriidae182011-40%2010
Northern CardinalCardinalidae182011+20%2010
Neotropic CormorantPhalacrocoracidae162011+7%2010
Common NighthawkCaprimulgidae162011+167%2010
King RailRallidae152011+36%2010
Fulvous Whistling-DuckAnatidae152011n/an/a
Green HeronArdeidae132011+0%2010
Common GallinuleRallidae132010n/an/a
Black-necked StiltRecurvirostridae112011-50%2010
Mottled DuckAnatidae102011-29%2010
European StarlingSturnidae102011-50%2010
Tricolored HeronArdeidae92011-31%2010
Painted BuntingCardinalidae92011+125%2010
Loggerhead ShrikeLaniidae92011+29%2010
Marsh WrenTroglodytidae82011+33%2010
Eurasian Collared-DoveColumbidae82011+167%2010
Great Blue HeronArdeidae72011+133%2010
Common GrackleIcteridae62011-25%2010
Western Cattle-EgretArdeidae52011-38%2010
Cliff SwallowHirundinidae52011-76%2010
Downy WoodpeckerPicidae42011+33%2010
Least BitternArdeidae32011-50%2010
Yellow-billed CuckooCuculidae32011n/an/a
Chimney SwiftApodidae32011n/an/a

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