BirdAnalyst
BBS Route · Louisiana · BCR 37

Richard Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 90 species recorded across 15 survey years, still active.

90Species 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 →
15Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1998–2025Span
4Observers

Bird Species Found on Louisiana Richard

Top 40 of 90 species by most recent count. Each links to its species trend.

Species recorded on the Richard 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
Great EgretArdeidae1032025+12%2008
Western Cattle-EgretArdeidae982025+48%2008
White IbisThreskiornithidae982025-8%2009
Red-winged BlackbirdIcteridae942025-52%2008
Cliff SwallowHirundinidae622025+675%2023
Common GrackleIcteridae532025-70%2008
Neotropic CormorantPhalacrocoracidae512025+138%2016
Cave SwallowHirundinidae51202426×2016
Snowy EgretArdeidae452025+8%2008
Northern CardinalCardinalidae302025-53%2008
Northern MockingbirdMimidae212025-55%2008
Little Blue HeronArdeidae202025+79%2008
Mourning DoveColumbidae172025-2%2008
Blue JayCorvidae172025-6%2008
European StarlingSturnidae162025-44%2008
Purple MartinHirundinidae162025-65%2008
Black-necked StiltRecurvirostridae142025-27%2008
House SparrowPasseridae132025-73%2008
Eastern MeadowlarkIcteridae122025-86%2008
Carolina WrenTroglodytidae122025-51%2008
Fulvous Whistling-DuckAnatidae102025-58%2008
KilldeerCharadriidae102025-78%2008
MallardAnatidae82010n/an/a
Green HeronArdeidae72025-27%2008
American CrowCorvidae62025-33%2008
Fish CrowCorvidae62025+140%2013
Brown-headed CowbirdIcteridae62025-31%2008
Barn SwallowHirundinidae62025-76%2008
Carolina ChickadeeParidae62025-15%2008
Yellow-billed CuckooCuculidae52025+143%2008
Red-bellied WoodpeckerPicidae52025+80%2008
Eurasian Collared-DoveColumbidae52025+36%2009
Roseate SpoonbillThreskiornithidae52025-69%2010
Turkey VultureCathartidae52025+83%2010
Red-tailed HawkAccipitridae42017+300%2009
White-faced IbisThreskiornithidae32025-9%2008
Pine WarblerParulidae32024-30%2008
Brown ThrasherMimidae32023-42%2008
Indigo BuntingCardinalidae32014+100%2009
Eastern BluebirdTurdidae32023+0%2012

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