Mallard
- Group
- Birds
- Peak month
- April
- Records since 2000
- 1,074,515
Mute Swan
- Group
- Birds
- Peak month
- April
- Records since 2000
- 679,735
Canada Goose (canadensis Group)
- Group
- Birds
- Peak month
- April
- Records since 2000
- 646,411
Graylag Goose
- Group
- Birds
- Peak month
- April
- Records since 2000
- 499,672
Tufted Duck
- Group
- Birds
- Peak month
- April
- Records since 2000
- 493,177
Green-winged Teal
- Group
- Birds
- Peak month
- January
- Records since 2000
- 429,559
Gadwall
- Group
- Birds
- Peak month
- April
- Records since 2000
- 371,348
Northern Shoveler
- Group
- Birds
- Peak month
- January
- Records since 2000
- 319,367
Common Shelduck
- Group
- Birds
- Peak month
- April
- Records since 2000
- 317,854
Eurasian Wigeon
- Group
- Birds
- Peak month
- January
- Records since 2000
- 306,853
Common Pochard
- Group
- Birds
- Peak month
- January
- Records since 2000
- 197,000
Egyptian Goose
- Group
- Birds
- Peak month
- April
- Records since 2000
- 176,148
Common Merganser
- Group
- Birds
- Peak month
- January
- Records since 2000
- 104,946
Common Goldeneye
- Group
- Birds
- Peak month
- January
- Records since 2000
- 103,697
Pink-footed Goose
- Group
- Birds
- Peak month
- October
- Records since 2000
- 90,748
Northern Pintail
- Group
- Birds
- Peak month
- January
- Records since 2000
- 88,832
Brant
- Group
- Birds
- Peak month
- October
- Records since 2000
- 87,250
Common Eider
- Group
- Birds
- Peak month
- May
- Records since 2000
- 86,739
Red-breasted Merganser
- Group
- Birds
- Peak month
- January
- Records since 2000
- 59,855
Common Scoter
- Group
- Birds
- Peak month
- October
- Records since 2000
- 57,365
Mandarin Duck
- Group
- Birds
- Peak month
- April
- Records since 2000
- 50,596
Barnacle Goose
- Group
- Birds
- Peak month
- October
- Records since 2000
- 47,758
Whooper Swan
- Group
- Birds
- Peak month
- October
- Records since 2000
- 45,803
Garganey
- Group
- Birds
- Peak month
- May
- Records since 2000
- 21,932
Red-crested Pochard
- Group
- Birds
- Peak month
- May
- Records since 2000
- 21,379
Long-tailed Duck
- Group
- Birds
- Peak month
- January
- Records since 2000
- 20,221
Greater Scaup
- Group
- Birds
- Peak month
- January
- Records since 2000
- 19,363
Greater White-fronted Goose
- Group
- Birds
- Peak month
- January
- Records since 2000
- 16,291
White-winged Scoter
- Group
- Birds
- Peak month
- January
- Records since 2000
- 11,818
Smew
- Group
- Birds
- Peak month
- January
- Records since 2000
- 11,187
Ruddy Duck
- Group
- Birds
- Peak month
- January
- Records since 2000
- 10,294
Tundra Swan
- Group
- Birds
- Peak month
- January
- Records since 2000
- 9,716
Black Swan
- Group
- Birds
- Peak month
- May
- Records since 2000
- 9,552
Ring-necked Duck
- Group
- Birds
- Peak month
- January
- Records since 2000
- 5,556
Ruddy Shelduck
- Group
- Birds
- Peak month
- August
- Records since 2000
- 3,953
Tundra Bean-Goose
- Group
- Birds
- Peak month
- January
- Records since 2000
- 3,430
Muscovy Duck
- Group
- Birds
- Peak month
- January
- Records since 2000
- 3,149
Snow/Ross's Goose
- Group
- Birds
- Peak month
- January
- Records since 2000
- 2,808
Lesser Scaup
- Group
- Birds
- Peak month
- March
- Records since 2000
- 2,556
American Wigeon
- Group
- Birds
- Peak month
- January
- Records since 2000
- 2,340
Bar-headed Goose
- Group
- Birds
- Peak month
- August
- Records since 2000
- 2,106
Ferruginous Duck
- Group
- Birds
- Peak month
- January
- Records since 2000
- 2,039
Surf Scoter
- Group
- Birds
- Peak month
- January
- Records since 2000
- 2,003
Red-breasted Goose
- Group
- Birds
- Peak month
- February
- Records since 2000
- 1,944
Ross's Goose
- Group
- Birds
- Peak month
- January
- Records since 2000
- 1,467
King/Common Eider
- Group
- Birds
- Peak month
- April
- Records since 2000
- 1,026
Taiga/Tundra Bean-Goose
- Group
- Birds
- Peak month
- January
- Records since 2000
- 949
Blue-winged Teal
- Group
- Birds
- Peak month
- April
- Records since 2000
- 714