The blue-winged teal is the most common migratory duck species found in the district, but mallards and northern shovelers as well as numerous other duck species also have been observed. Snow geese are frequently seen in the spring and fall while the great blue heron and double brested cormorant are known to have rookeries within the district. The endangered whooping crane and interior least tern as well as the threatened piping plover are the endangered and threatened bird species that have been recorded in the district.
The blue-winged teal is the most common migratory duck species observed in the district, but mallards, northern shovelers, and other ducks have also been sighted. Snow geese are frequently seen during spring and fall migrations, while great blue herons and double-crested cormorants have established rookeries within the district. The endangered whooping crane and interior least tern, as well as the threatened piping plover, have been recorded in the district.