BirdAnalyst
BBS Route · Maryland · BCR 30

Snow Hill Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 94 species recorded across 9 survey years, no longer active.

94Species 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 →
9Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1966–1976Span
6Observers

Bird Species Found on Maryland Snow Hill

Top 40 of 94 species by most recent count. Each links to its species trend.

Species recorded on the Snow Hill 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
Laughing GullLaridae3531976-40%1968
European StarlingSturnidae1511976+21%1968
Common GrackleIcteridae1421976-63%1968
House SparrowPasseridae1311976-46%1968
Northern BobwhiteOdontophoridae661976-32%1968
Barn SwallowHirundinidae491976-19%1968
Rock PigeonColumbidae451976+102%1968
Chimney SwiftApodidae351976-18%1968
Wood ThrushTurdidae301976-2%1968
Indigo BuntingCardinalidae291976+46%1968
Carolina WrenTroglodytidae291976+450%1968
Horned LarkAlaudidae271976-37%1968
Chipping SparrowPasserellidae271976-27%1968
Mourning DoveColumbidae261976+221%1968
Black VultureCathartidae25197613×1970
Red-eyed VireoVireonidae251976+90%1968
American CrowCorvidae221976-20%1968
Northern CardinalCardinalidae221976-21%1968
Common YellowthroatParulidae221976-2%1968
Red-winged BlackbirdIcteridae211976-66%1968
American RobinTurdidae211976+17%1968
OvenbirdParulidae201976+153%1968
Northern MockingbirdMimidae191976+58%1968
Brown-headed CowbirdIcteridae171976-7%1968
Western Cattle-EgretArdeidae161976+53%1968
Tufted TitmouseParidae161976+50%1968
Turkey VultureCathartidae91976-54%1968
Yellow-billed CuckooCuculidae91976+78%1968
Pine WarblerParulidae91976+7%1968
Carolina ChickadeeParidae91976-38%1968
KilldeerCharadriidae91976+71%1973
Great Crested FlycatcherTyrannidae81976+44%1968
Eastern MeadowlarkIcteridae81976+63%1968
Field SparrowPasserellidae81976-20%1968
Blue GrosbeakCardinalidae81976+7%1970
White-eyed VireoVireonidae81976+8%1968
Purple MartinHirundinidae71976-54%1968
Royal TernLaridae71968n/an/a
Red-bellied WoodpeckerPicidae61976+23%1968
Downy WoodpeckerPicidae51976+25%1968

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