Common Merganser [Mergus merganser merganser]
![Common Merganser [Mergus merganser merganser]](https://graybirds.net/wp-content/gallery/anseriformes/CN8E7109_EOS-1D_RSPBDungeness_28Dec2010.jpg "Common Merganser [Mergus merganser merganser]")
![Canvasback [Aythya valisineria]](https://graybirds.net/wp-content/gallery/anseriformes/N8E6946_EOS-1D_WWT_Slimbridge_21Jun2014.jpg "Canvasback [Aythya valisineria]")
![Canvasback [Aythya valisineria]](https://graybirds.net/wp-content/gallery/anseriformes/D4A_8592_EOS-1D_LWC_07Jan2020.jpg "Canvasback [Aythya valisineria]")
![Redhead [Aythya americana]](https://graybirds.net/wp-content/gallery/anseriformes/N8E7602_EOS-1D_WWT_Slimbridge_04Jul2014.jpg "Redhead [Aythya americana]")
![Redhead [Aythya americana]](https://graybirds.net/wp-content/gallery/anseriformes/N8E6871_EOS-1D_WWT_Slimbridge_21Jun2014.jpg "Redhead [Aythya americana]")
![Common Pochard [Aythya ferina]](https://graybirds.net/wp-content/gallery/anseriformes/N8E1023_EOS-1D_LondonWetlandCentre_23Dec2012.jpg "Common Pochard [Aythya ferina]")
![Common Pochard [Aythya ferina]](https://graybirds.net/wp-content/gallery/anseriformes/4A_7103_EOS-1D_QuintaDoLago_02Apr2017.jpg "Common Pochard [Aythya ferina]")
![Common Pochard [Aythya ferina]](https://graybirds.net/wp-content/gallery/anseriformes/4A_7099_EOS-1D_QuintaDoLago_02Apr2017.jpg "Common Pochard [Aythya ferina]")
![Hardhead [Aythya australis]](https://graybirds.net/wp-content/gallery/anseriformes/CN8E6532_EOS-1D_LondonWetlandCentre_14Oct2010.jpg "Hardhead [Aythya australis]")
![Hardhead [Aythya australis]](https://graybirds.net/wp-content/gallery/anseriformes/4A_7962_EOS-1D_WWTSlimbridge_29Aug2017.jpg "Hardhead [Aythya australis]")
![Baer's Pochard [Aythya baeri]](https://graybirds.net/wp-content/gallery/anseriformes/D4A_0799_EOS-1D_BirdWorld_23Jul2018.jpg "Baer's Pochard [Aythya baeri]")
![Ferruginous Duck [Aythya nyroca]](https://graybirds.net/wp-content/gallery/anseriformes/CN8E0865_EOS-1D_LondonWetlandCentre_21Nov2011.jpg "Ferruginous Duck [Aythya nyroca]")
![Ferruginous Duck [Aythya nyroca]](https://graybirds.net/wp-content/gallery/anseriformes/CN8E9629_EOS-1D_LondonWetlandCentre_12Sep2011.jpg "Ferruginous Duck [Aythya nyroca]")
![Ferruginous Duck [Aythya nyroca]](https://graybirds.net/wp-content/gallery/anseriformes/CN8E9669_EOS-1D_LondonWetlandCentre_12Sep2011.jpg "Ferruginous Duck [Aythya nyroca]")
![Ring-necked Duck [Aythya collaris]](https://graybirds.net/wp-content/gallery/anseriformes/N8E7594_EOS-1D_WWT_Slimbridge_04Jul2014.jpg "Ring-necked Duck [Aythya collaris]")
![Ring-necked Duck [Aythya collaris]](https://graybirds.net/wp-content/gallery/anseriformes/N8E7589_EOS-1D_WWT_Slimbridge_04Jul2014.jpg "Ring-necked Duck [Aythya collaris]")
![Tufted Duck [Aythya fuligula]](https://graybirds.net/wp-content/gallery/anseriformes/IMG_5978_40D_LeedsCastle_18Jun2009.jpg "Tufted Duck [Aythya fuligula]")
![Tufted Duck [Aythya fuligula]](https://graybirds.net/wp-content/gallery/anseriformes/CN8E6354_EOS-1D_LondonWetlandCentre_29Jun2012.jpg "Tufted Duck [Aythya fuligula]")
![Tufted Duck [Aythya fuligula]](https://graybirds.net/wp-content/gallery/anseriformes/IMG_0263_40D_WetlandsCentre_30Jul2008.jpg "Tufted Duck [Aythya fuligula]")
![Tufted Duck [Aythya fuligula]](https://graybirds.net/wp-content/gallery/anseriformes/CN8E6498_EOS-1D_LondonWetlandCentre_29Jun2012.jpg "Tufted Duck [Aythya fuligula]")
![Greater Scaup [Aythya marila]](https://graybirds.net/wp-content/gallery/anseriformes/D4A_7319_EOS-1D_LWC_11Jan2019.jpg "Greater Scaup [Aythya marila]")
![Greater Scaup [Aythya marila]](https://graybirds.net/wp-content/gallery/anseriformes/D4A_7322_EOS-1D_LWC_11Jan2019.jpg "Greater Scaup [Aythya marila]")
![Greater Scaup [Aythya marila]](https://graybirds.net/wp-content/gallery/anseriformes/4A_0247_EOS-1D_LWC_16Jan2015.jpg "Greater Scaup [Aythya marila]")
![Greater Scaup [Aythya marila]](https://graybirds.net/wp-content/gallery/anseriformes/N8E9991_EOS-1D_LondonWetlandCentre_09Nov2014.jpg "Greater Scaup [Aythya marila]")
![Lesser Scaup [Aythya affinis]](https://graybirds.net/wp-content/gallery/anseriformes/N8E7356_EOS-1D_WWT_Slimbridge_04Jul2014.jpg "Lesser Scaup [Aythya affinis]")
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