BirdAnalyst
BBS Route · Nebraska · BCR 22

Gretna Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 92 species recorded across 52 survey years, no longer active.

92Species 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 →
52Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1967–2018Span
4Observers

Bird Species Found on Nebraska Gretna

Top 40 of 92 species by most recent count. Each links to its species trend.

Species recorded on the Gretna 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
Cliff SwallowHirundinidae164201827×1973
American RobinTurdidae1152018+274%1969
Common GrackleIcteridae1082018+62%1969
Red-winged BlackbirdIcteridae642018-41%1969
Mourning DoveColumbidae362018-55%1969
DickcisselCardinalidae362018-64%1969
Brown-headed CowbirdIcteridae262018-7%1969
House SparrowPasseridae232018-92%1969
KilldeerCharadriidae182018+400%1971
Northern CardinalCardinalidae182018+171%1969
Northern House WrenTroglodytidae172018+288%1969
Eastern KingbirdTyrannidae142018+5%1969
Wild TurkeyPhasianidae142018+54%2008
Barn SwallowHirundinidae102018-32%1969
Common YellowthroatParulidae102018+53%1969
European StarlingSturnidae102018+364%1970
Chipping SparrowPasserellidae102018+600%1991
Warbling VireoVireonidae102018+120%1971
Eastern MeadowlarkIcteridae82018+56%1969
Western KingbirdTyrannidae82018+36%1971
Baltimore OrioleIcteridae72018+167%1969
American GoldfinchFringillidae72018+26%1969
Brown ThrasherMimidae62018-25%1969
Rose-breasted GrosbeakCardinalidae62018+225%1972
Canada GooseAnatidae62018-29%2002
Eurasian Collared-DoveColumbidae62018+143%2015
Rock PigeonColumbidae52018-73%1969
Red-headed WoodpeckerPicidae52018-69%1969
MallardAnatidae52018+125%1994
Black TernLaridae52015+400%1992
Ring-necked PheasantPhasianidae42018+0%1969
Eastern Wood-PeweeTyrannidae41967n/an/a
Horned LarkAlaudidae42017-58%1970
Western MeadowlarkIcteridae42018-89%1969
Lark SparrowPasserellidae42018+80%1972
Indigo BuntingCardinalidae42018-42%1971
Cedar WaxwingBombycillidae42017+100%2006
House FinchFringillidae42017-18%1998
Chimney SwiftApodidae32014-71%1969
Blue JayCorvidae32018-7%1969

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