Phalacrocorax auritus x brasilianus Status: Accidental in summer Record: The only record is of one photographed at Crescent Lake NWR, Cherry Co 2 Sep 2020 (Mlodinow, eBird.org). Comments: There are 11 records for North America, excluding multiple records at Wakodohatchee Wetlands, Palm Beach Co, Florida, all but one since 2017 (eBird.org, accessed Jul 2023). The […]
Herring x Glaucous Gull (hybrid)
Larus argentatus x hyperboreus Status: Rare casual in winter Records: The only documented records are: 26 Feb 1994 Lake Ogallala, Keith Co (Silcock and Rosche 1994, Gubanyi 1996, Brogie 1998) 29 Mar 2020 Calamus Reservoir, Loup Co (Arthur, eBird.org). 3 Apr 2014 N.P. Dodge Park, Omaha, Douglas Co Comments: This hybrid, often referred to as […]
Herring x Glaucous-winged Gull (hybrid)
Larus argentatus x glaucescens Status: Rare casual winter visitor Record: There are four records: 30 Nov 2020 Lake Minatare, Scotts Bluff Co (Mlodinow, eBird.org) 9 Dec 2020-26 Apr 2021 Lake Ogallala, Keith Co (Mlodinow, eBird.org) 16 Feb 1996 Lake Ogallala (2) (Silcock and Jorgensen 1997) 18 Feb 2018 Lake Ogallala (Arthur, eBird.org). Comments: Glaucous-winged and […]
Sandhill x Common Crane (hybrid)
Antigone canadensis x Grus grus Status: Accidental in spring Record: There is one record, of two apparent hybrid young accompanying paired adult Sandhill and Common Cranes 10 Mar-6 Apr 2000 in the Prosser area, Adams Co (Mark Urwiller, personal communication; Iliff, Mlodinow, Vanderpoel, Brogie, eBird.org). Comments: The Nebraska family group seen in spring 2000 was […]
Greater White-fronted x Cackling Goose (hybrid)
Anser albifrons x Branta hutchinsii Status: Rare casual winter visitor. Taxonomy: Greater White-fronted Goose has hybridized with numerous goose species in genera Chen, Anser, and Branta (Ely et al 2020). Records: There are eight records: 10 Nov 2023 Lake Minatare, Scotts Bluff Co (Mlodinow, eBird.org) 13 Dec 2021 Scottsbluff WTP, Scotts Bluff Co (Manning, Roisen; […]
Common x Barrow’s Goldeneye (hybrid)
Bucephala clangula x islandica Status: Accidental in winter Records: There are two records: 11 Mar 2023 Scottsbluff WTP, Scotts Bluff Co (Mlodinow, Ely; eBird.org) 13 Dec 2020 Gavin’s Point Dam, Knox Co (Strand, eBird.org) Comments: This is a commonly reported hybrid in the eastern and western US as might be expected given the locations of […]