Progne subis Status: Common regular spring and fall migrant east, uncommon central, rare casual west. Common regular breeder east, locally common east central, rare west central. Documentation: Specimen: UNSM ZM10234, 30 May 1895 Lancaster Co. Taxonomy: Three subspecies are recognized (AviList 2025): arboricola of coastal British Columbia to southern California and New Mexico, hesperia of […]
BARN SWALLOW
Hirundo rustica erythrogaster Status: Common regular spring and fall migrant and breeder statewide. Documentation: Specimen: UNSM ZM6456, 27 Apr 1904 Falls City, Richardson Co. Taxonomy: Eight subspecies are recognized (AviList 2025), seven of which occur in Eurasia and Africa; the only subspecies breeding in North America is erythrogaster of Alaska, Canada, and the USA south to […]
VIOLET-GREEN SWALLOW
Tachycineta thalassina thalassina Status: Uncommon regular spring and fall migrant west, rare casual west central, accidental east central. Uncommon regular breeder west. Documentation: UNSM ZM6449, 22 Jun 1901 Warbonnet Canyon, Sioux Co. Taxonomy: Two subspecies are recognized (Brown et al 2020, AviList 2025), thalassina from Alaska and Canada south through western USA to central Baja […]
FULVOUS WHISTLING-DUCK
Dendrocygna bicolor Status: Rare casual summer visitor. Taxonomy: No subspecies are currently recognized (AviList 2025). Records: 5-24 Jun 2018 Wagon Train Lake SRA, Lancaster Co (Haugen; Brogie 2019) 28 Oct 2020 Clear Creek WMA, Keith Co (Brogie 2021). A group of four was first discovered at Wagon Train Lake SRA, Lancaster Co by Matt Haugen, […]
SEDGE WREN
Cistothorus stellaris Status: Uncommon regular spring and fall migrant east and east-central, rare casual west-central and Panhandle. Rare regular breeder east and east-central (May-Jun; “early peak”). Uncommon regular breeder east and east-central (Jul-Aug; “late peak”). Accidental in winter. Documentation: Specimen: UNSM ZM6605, 28 Aug 1902 Lancaster Co. Taxonomy: Former Sedge Wren C. platensis consisted of […]
CANYON WREN
Catherpes mexicanus Pallidior Status: Rare casual spring, summer, fall, and winter visitor west and north. Documentation: Photograph: 14 May-9 Jun 1992 Knox Co (Brogie 1992). Taxonomy: Eight subspecies are recognized (AviList 2025), four north of Mexico: griseus of southwestern Canada and northwestern US, pallidior of north central and west central US, conspersus of southwestern US […]