Greater White-fronted Goose (Anser albifrons)
Rare in the Report Area. Has been reported a handful of times from the LA River, the most recent in 2022. Likely only to be found in the winter months.
Links: eBird
Cackling Goose (Branta hutchinsii)
Rare in the Report Area. Has been reported a handful of times from the LA River, the most recent in 2022. Like Canada Goose, but smaller and more duck-like in proportions. Likely only to be found in the winter months.
Links: eBird
Canada Goose (Branta canadensis)
Common along the LA River where it breeds. Occurs as a flyover elsewhere in the Report Area.
Links: eBird
Egyptian Goose (Alopochen aegyptiaca) – Introduced
This introduced species occurs in small numbers on various portions of the LA River. Observed sporadically on those portions in the Report Area. Not expected at other open space areas in the Report Area, including Rio de Los Angeles.
Links: eBird
Wood Duck (Aix sponsa)
Uncommon on the LA River in the Report Area. Not expected at other open space areas in the Report Area, though could be found at Rio de Los Angeles when water is present.
Links: eBird
Blue-winged Teal (Spatula discors)
Less common on the LA River than the related Cinnamon Teal with which it is often found. Usually only found in the winter months. Female Blue-winged Teal and Cinnamon Teal can be difficult to separate in the field. Not expected at other open space areas in the Report Area, except at Rio de Los Angeles when water is present.
Links: eBird
Cinnamon Teal (Spatula cyanoptera)
Usually only found in the winter months. Female Blue-winged Teal and Cinnamon Teal can be difficult to separate in the field. Not expected at other open space areas in the Report Area, except at Rio de Los Angeles when water is present.
Links: eBird
Northern Shoveler (Spatula clypeata)
Usually only found in the winter months, but uncommon along the LA River section covered by this report. Not expected at other open space areas in the Report Area, except at Rio de Los Angeles when water is present.
Links: eBird
Gadwall (Mareca strepera)
Usually only found in the winter months, but uncommon along the LA River section covered by this report. Not expected at other open space areas in the Report Area, though could occur at Rio de Los Angeles when water is present.
Links: eBird
American Wigeon (Mareca americana)
Usually only found in the winter months. Occurs regularly along the LA River, often in association with Mallards. Has also occurred at Rio de Los Angeles when water is present.
Links: eBird
Mallard (Anas platyrhynchos)
By far the most common duck in the Report Area. Found year-round. Readily found on the LA River. Likely present at Rio de Los Angeles when water is present. Sometimes observed in the central barn area of Elyria Canyon Park (for reasons unknown). Has not been, but likely to be, recorded as a flyover at Heidelberg.
Links: eBird
Northern Pintail (Anas acuta)
Uncommon on the LA River in winter. Has not been recorded elsewhere, though there is a low probability of occurring at Rio de Los Angeles when water is present.
Links: eBird
Green-winged Teal (Anas crecca)
Uncommon on the LA River in winter. Has not been recorded elsewhere, though there is a low probability of occurring at Rio de Los Angeles when water is present.
Links: eBird
Ring-necked Duck (Aythya collaris)
Uncommon on the LA River in winter. Has some potential to occur at all times of year. As a diving duck, would not be expected at Rio de Los Angeles.
Links: eBird
Lesser Scaup (Aythya affinis)
Reported a handful of times from the LA River in winter. As a diving duck, would not be expected at Rio de Los Angeles.
Links: eBird
Bufflehead (Bucephala albeola)
Occurs in small numbers on the LA River in winter. As a diving duck, would not be expected at Rio de Los Angeles.
Links: eBird
Common Goldeneye (Bucephala clangula)
Reported a handful of times from the LA River in winter. As a diving duck, would not be expected at Rio de Los Angeles.
Links: eBird
Hooded Merganser (Lophodytes cucullatus)
Occurs in small numbers on the LA River in winter. As a diving duck, would not be expected at Rio de Los Angeles.
Links: eBird
Common Merganser (Mergus merganser)
Reported a handful of times from the LA River in winter. As a diving duck, would not be expected at Rio de Los Angeles.
Links: eBird
Red-breasted Merganser (Mergus serrator)
Reported a handful of times from the LA River in winter. As a diving duck, would not be expected at Rio de Los Angeles.
Links: eBird
Ruddy Duck (Oxyura jamaicensis)
Reported a handful of times from the LA River in winter. As a diving duck, would not be expected at Rio de Los Angeles.
Links: eBird