Where to see a Gadwall in the US
State parks where the Gadwall is regularly recorded, by state (eBird historical checklist data; live sighting odds on every park page):
- California — 215 parks
- New York — 207 parks
- Washington — 193 parks
- Oregon — 162 parks
- Massachusetts — 159 parks
- Minnesota — 134 parks
- Pennsylvania — 106 parks
- Connecticut — 102 parks
- Florida — 99 parks
- Michigan — 98 parks
- Texas — 90 parks
- Ohio — 82 parks
- Maryland — 71 parks
- Iowa — 68 parks
- Wisconsin — 65 parks
- Illinois — 64 parks
- New Hampshire — 63 parks
- New Jersey — 61 parks
- Vermont — 61 parks
- Montana — 58 parks
- Missouri — 55 parks
- Colorado — 52 parks
- Nebraska — 51 parks
- Utah — 48 parks
- Rhode Island — 47 parks
- New Mexico — 46 parks
- Indiana — 45 parks
- Kansas — 40 parks
- Oklahoma — 40 parks
- Virginia — 38 parks
- Tennessee — 36 parks
- Maine — 32 parks
- Idaho — 32 parks
- North Carolina — 28 parks
- Alaska — 27 parks
- Nevada — 26 parks
- Delaware — 25 parks
- Arizona — 25 parks
- South Carolina — 22 parks
- Hawaii — 21 parks
- North Dakota — 19 parks
- West Virginia — 18 parks
- Alabama — 17 parks
- Kentucky — 15 parks
- Arkansas — 15 parks
- Georgia — 13 parks
- Wyoming — 12 parks
- South Dakota — 11 parks
- Louisiana — 10 parks
- Mississippi — 8 parks