Aythya fuligula x affinis Status: Accidental in spring. Record: A first state record of this hybrid was photographed at Gavin’s Point Dam in Knox Co 13 Apr 2021 (Strand et al, eBird.org). Comments: Tufted Duck hybridizes with other species of Aythya (Carboneras and Kirwan 2020). There are numerous records shown in eBird (eBird.org, accessed Jun […]
Blue-winged Teal x Northern Shoveler (hybrid)
Spatula discors x clypeata Status: Accidental in spring. Documentation: Photograph: 17 May 2021 Antelope Co (M. Brogie, eBird.org). Comments: This is a known hybrid; Northern Shoveler hybridizes with a few other species, including Blue-winged Teal (Dubowy et al 2020). eBird (eBird.org, accessed Mar 2024) shows numerous records of this hybrid across the US, but only […]
[Swan x Graylag Goose] (hybrid)
Anser cygnoides x anser ANSER Status: No accepted records. Comments: There are reports from five locations, presumably of released or escaped hybrids from domestic stock. A flock of 12 appeared around 2008 at Fremont Lakes SRA, Dodge Co; three remained Nov 2015 and one female on 26 Feb 2021 (Charlotte Croshaw, personal communication; eBird.org). One […]
Mallard x Mexican Duck (hybrid)
ANAS platyrhynchos x diazi Status: Rare casual summer visitor Records: There are four records: 26 Apr 2023 Scotts Bluff Co (Mlodinow, eBird.org) 20 Jul 2013 photograph Clay Co (Paul Dunbar, pers. comm.) 12 Nov 2019 photograph Sioux Co (Mlodinow, eBird.org) 14 Dec 2021 Cochran Lake, Scotts Bluff Co (Mlodinow, eBird.org) Comments: Regarding the Sioux Co […]
American Wigeon x Mallard (hybrid)
Mareca americana x Anas platyrhynchos Status: Rare casual in winter. Records: There are three records: 16 Jan 2022 Scotts Bluff Co (Hunter Baillie, personal communication; photo) 20 Mar 2021 Cochran Lake, Scotts Bluff Co (Mlodinow; (https://ebird.org/checklist/S48275283). 15 Apr 2022 Scottsbluff […]
Townsend’s x Black-throated Green Warbler (hybrid)
Setophaga townsendi x virens Status: Accidental in spring and fall. Records: There are two: 8 May 2022 Wilderness Park, Lancaster Co (Shari Schwattz, John Carlini; eBird Checklist – 8 May 2022 – Wilderness Park – 40 species (+2 other taxa). 31 Aug 2018 Wildcat Hills Nature Center, Scotts Bluff Co (Mark Brogie; King et al […]