BBS Route · Louisiana · BCR 37

Sabine Nwr 2 Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 70 species recorded across 8 survey years, still active.

70Species Recorded
8Years Surveyed
20092017Span
1Observers

Bird Species Found on Louisiana Sabine Nwr 2

Top 40 of 70 species by most recent count. Each links to its species trend.

Species recorded on the Sabine Nwr 2 route.
History
Red-winged BlackbirdIcteridae1122017-20%2012
Laughing GullLaridae672017-3%2012
Barn SwallowHirundinidae512017-28%2012
Tricolored HeronArdeidae472017-60%2012
Boat-tailed GrackleIcteridae412017-23%2012
Neotropic CormorantPhalacrocoracidae372017-36%2012
White IbisThreskiornithidae312017+755%2013
Eastern KingbirdTyrannidae262017-48%2012
Great EgretArdeidae252017+10%2012
Common YellowthroatParulidae232017-17%2012
Orchard OrioleIcteridae172017-55%2012
Marsh WrenTroglodytidae162017+21%2012
Forster's TernLaridae142017-67%2012
Turkey VultureCathartidae132017-33%2012
Clapper RailRallidae102016+40%2011
White-eyed VireoVireonidae102017+15%2013
Green HeronArdeidae92017-11%2012
King RailRallidae82015+33%2009
Black VultureCathartidae72015+60%2012
Common GallinuleRallidae72017+150%2013
Mottled DuckAnatidae52017-18%2013
Least BitternArdeidae52017+46%2012
Northern CardinalCardinalidae52017-20%2012
Fulvous Whistling-DuckAnatidae42015-72%2012
Brown-headed CowbirdIcteridae42014+100%2012
Yellow-breasted ChatIcteriidae42017+75%2011
Double-crested CormorantPhalacrocoracidae32017+33%2014
Great Blue HeronArdeidae32017-50%2012
Little Blue HeronArdeidae32017+0%2012
WilletScolopacidae32016-64%2013
Northern MockingbirdMimidae32017+80%2012
Great-tailed GrackleIcteridae32017-69%2013
Yellow-crowned Night HeronArdeidae32014-77%2012
Blue-winged TealAnatidae32014n/an/a
Black-bellied Whistling-DuckAnatidae22016-69%2011
Roseate SpoonbillThreskiornithidae22014-60%2009
Snowy EgretArdeidae22017-36%2012
Black-crowned Night HeronArdeidae22017-29%2013
Black-necked StiltRecurvirostridae22017-83%2012
KilldeerCharadriidae22017+17%2011

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