Silcock & Jorgensen

Botaurus lentiginosus Status: Uncommon regular spring and fall migrant statewide. Uncommon regular breeder north, west, and Rainwater Basin, rare casual elsewhere. Documentation: Specimen: UNSM ZM12409, 19 Sep 1911 Lincoln, Lancaster Co. Taxonomy: No subspecies are recognized (Gill et al 2022). Spring: Apr 4, 5, 5 <<<>>> May 15, 15, 15 Earlier dates are 29 Mar […]

Nannopterum auritum auritum Status: Abundant regular spring and fall migrant statewide. Locally common regular breeder north and west, rare casual elsewhere. Locally uncommon regular summer visitor away from breeding range locations. Rare casual winter visitor south. Documentation: Specimen: UNSM ZM7651, 1 Nov 1932 North Platte, Lincoln Co. Taxonomy: Five subspecies had been recognized (Gill et […]

Anhinga anhinga leucogaster Status: Rare casual spring visitor southeast. Documentation: Photograph: 18 May 2017 Swan Creek WMA, Saline Co (William Flack, eBird.org; Brogie 2018). Taxonomy: Anhinga has traditionally consisted of four subspecies worldwide that current authors generally consider separate species (Gill et al 2021). Two subspecies are recognized within newly constituted American species Anhinga, A. […]

Nannopterum brasilianum mexicanum Status: Rare regular summer visitor east and central Documentation: Specimen: UNSM ZM14226, 2 Oct 1982 Sutherland Reservoir (Wright 1983). Taxonomy: Two subspecies have been recognized (Gill et al 2021), mexicanum in the extreme southern United States, Caribbean, and Nicaragua, and brasilianum from Costa Rica south throughout South America. The AOS (Chesser et al […]

Egretta rufescens rufescens Status: Rare casual summer visitor. Documentation: Photograph: 27 Sep-15 Oct 2000 Lake McConaughy, Keith Co (Dinsmore 2001, Jorgensen 2002, Brogie 2009). Taxonomy: There are two subspecies recognized (Gill et al 2022), dickeyi of southern California and Baja California, and rufescens of southern North America, West Indies, and Mexico. Pyle (2008) did not […]

Pelecanus occidentalis carolinensis, Pelecanus occidentalis californicus Status: Rare casual summer visitor. Accidental in winter. Documentation: carolinensis: photograph 27 Jun-3 Jul 2002 Gavin’s Point Dam, Cedar Co (Brogie 2003); californicus: photograph 26 Dec 2014-15 Mar 2015 Sutherland Reservoir, Lincoln Co (Brogie 2015, Brogie 2016). Taxonomy: This species consists of five subspecies (Gill et al 2022), two in […]