[Common Goldeneye X Hooded Merganser](Bucephala clangula X Lophodytes cucullatus) |
Year | Season | N | S | |
2001 | Winter | | | Presumed hybrid 2/6 Dakota (female at Black Dog L.) †PEJ. Fourth report of this hybrid (The Loon 71:51–52). |
2003 | Winter | | | Male reported 12/30 Ramsey (Mississippi River, St. Paul) †KJB. Sixth report for Minnesota. |
2007 | Winter | | 1 | Observed on both sides of the Minnesota/Wisconsin state line 12/18–25 Dakota (near Prescott) JPM, †KJB. This hybrid combination has been reported several times in Minnesota. |
2009 | Winter | 1 | | Apparent hybrid adult male found 1/10 St. Louis (Duluth) ph. KJB and again on 1/31 ph. PHS. |
2010 | Winter | | | Two reports of this hybrid: adult male discovered 11/27 continued through 1/11 St. Louis (Duluth, Canal Park) ph. †KJB, ph. PHS, 12/18 Dakota (first-year male, Mississippi River at Prescott WI) ph. †BAF, ph. †JPM. |
2011 | Fall | | | |
2011 | Winter | | | Two reports of this hybrid: immature male St. Louis (Canal Park, Duluth) from 12/12–21 PEJ, ph. KJB, adult male 12/12–2/7 St. Louis (Duluth, Canal Park and WLSSD / 27th Ave. West) ph. KJB, PHS. The latter is probably the same adult recorded the previous year at Canal Park (see The Loon 83:109). |
2012 | Winter | | | Two hybrids reported: 1/7 and 2/28 Goodhue (female, Prairie Island), 2/12 Dakota (male, Mississippi River near Prescott, WI) PEJ. |
2013 | Fall | | | A possible female/immature hybrid of this parentage was documented at French R.P. in Hennepin including distant photos 11/21 ph. †ALD. |
2013 | Winter | 1 | | Hybrid male reported St. Louis (Duluth) 12/14 TLK, PHS, and 12/25 ph. JLK, thought to be the same bird returning for the third consecutive winter. |
2014 | Winter | | | Several reports of presumably the same individual from St. Louis (Duluth): 12/29 (male) †MJI, 1/2 †PEB, 1/3, 1/17 KRE. |
2015 | Winter | | 2 | Two individuals were reported: 1/16, 1/23 Wabasha (adult male, Minneiska and Camp Lacupolis) PEJ, 1/23 Goodhue (immature male, Colvill Park) PEJ. |
2016 | Winter | 1 | | |
2017 | Winter | | 1 | One report of this hybrid: 12/3 Goodhue (adult male, Lake Pepin) †PEJ. |
2018 | Spring | | 2 | Two south reports 4/16 Hennepin GBu, 4/24 Blue Earth ChH. |
2018 | Fall | | 1 |  One report 11/16 Houston (adult male) † PEJ. |
2018 | Winter | | 1 | One report of this hybrid 12/11 Wabasha (adult male associating with Common Goldeneyes, Lake Pepin outlet) † PEJ. |
2019 | Spring | | 1 | One reported in Lyon without details. |
2019 | Fall | 1 | 1 | Two reports 11/6 Ramsey (Vadnais Lake) † EzH, 11/9 St. Louis (adult male, Park Point) † PEJ. |
2019 | Winter | | 1 | Â Two reports (different individuals): 12/19–2/10 Wabasha (male, near Camp Lacupolis) ph. † PEJ, 2/5–10 Wabasha (male, Minneiska) ph. † PEJ. |
2020 | Winter | | 1 | One report of this hybrid: 12/8 Winona ph. †PEJ. |
2021 | Fall | | 2 | Two reports: 11/27 Goodhue (adult male, Lake Pepin) ph. †PEJ, 11/29 Wabasha (male, Pool #5) †PEJ. |
2021 | Winter | | 3 | Two reports of this hybrid: 12/10 – 2/4 Goodhue and Wabasha (male, Lake Pepin) ph. †PEJ, 1/17 Ramsey (Mississippi River, Pigs Eye) ph. ELC. |
2022 | Fall | | 1 | One documented report 11/27 Ramsey (Vadnais Lake) ph. TPu, MwT, AnB. |
2022 | Winter | | 3 | Three reports of this hybrid: 12/24 – 1/9 Wabasha (adult male) ph. †PEJ, 1/21 Washington (male, Afton Marina) EzH, ph. IsH, 2/14 Goodhue (adult male) ph. †PEJ. |
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  | Hybrid Species. |