BirdAnalyst
BBS Route · Louisiana · BCR 37

Glencoe Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 98 species recorded across 22 survey years, still active.

98Species 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 →
22Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1988–2018Span
6Observers

Bird Species Found on Louisiana Glencoe

Top 40 of 98 species by most recent count. Each links to its species trend.

Species recorded on the Glencoe 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 BlackbirdIcteridae712018+5%1990
Northern CardinalCardinalidae512018+4%1990
American CrowCorvidae352018+29%1990
Purple MartinHirundinidae332018-47%1990
Carolina WrenTroglodytidae332018-37%1990
White IbisThreskiornithidae302017+500%2000
Northern MockingbirdMimidae272018+29%1990
Turkey VultureCathartidae272018+933%2010
Great-tailed GrackleIcteridae232012n/an/a
White-faced IbisThreskiornithidae222001n/an/a
MallardAnatidae202017+54%2010
Mourning DoveColumbidae182018+246%1990
Mississippi KiteAccipitridae142018+575%1997
Fish CrowCorvidae112018+0%1990
European StarlingSturnidae112018-46%1990
Painted BuntingCardinalidae112018+82%1998
Blue JayCorvidae102018-52%1990
Carolina ChickadeeParidae92017-39%1990
Bronzed CowbirdIcteridae82011n/an/a
Red-bellied WoodpeckerPicidae72018+47%1990
Common GrackleIcteridae72018-66%1990
Yellow-billed CuckooCuculidae62017-11%1990
White-eyed VireoVireonidae62018-20%1990
Snowy EgretArdeidae62018+300%1997
Black VultureCathartidae62018+560%2011
Forster's TernLaridae62014n/an/a
Black-necked StiltRecurvirostridae52018-52%2009
Barn SwallowHirundinidae52018+79%1990
Downy WoodpeckerPicidae42017+133%1990
Prothonotary WarblerParulidae42017-50%1990
Western Cattle-EgretArdeidae42018+20%1997
Laughing GullLaridae42018+490%2011
Eurasian Collared-DoveColumbidae42018+24%2003
Boat-tailed GrackleIcteridae32018+15%1990
Common YellowthroatParulidae32018-37%1990
Mottled DuckAnatidae32015+0%1997
Blue GrosbeakCardinalidae32008+200%2002
Great Blue HeronArdeidae22018+57%1997
Great EgretArdeidae22018+41%1990
Little Blue HeronArdeidae22018-8%1990

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