Black swan emblems and popular culture cluster in Australia: Upper Swan, Middle Swan, Swan Valley, Swan View, West Swan, Swan Estuary, Swan District, and the City (formerly Shire) of Swan. The Swan Land District is the major cadastral unit of the state, underlying much of the name cluster. There are at least twenty "Swan" street names in the Perth metropolitan area. There are no "White Swan" toponyms in the state, and the toponymist Reed lists only the Swan River as a "Swan" toponym in the state. The rarer form of "Cygnet" ("young swan") only occurs in three places, all along the Kimberley coast, where they commemorate
Trumpeter swan cases are anecdotal and unproven. Photos of a bald eagle ("Haliaeetus leucocephalus") exceptionally attacking an adult trumpeter swan in mid-flight were taken recently, although the swan managed to survive the predation attempt. In the 19th and early 20th centuries, the trumpeter swan was hunted heavily, for game or meat, for the soft swanskins used in powder puffs, and for their quills and feathers. This species is also unusually sensitive to lead poisoning from ingesting lead shot while young. The Hudson's Bay Company captured thousands of swans annually with a total of 17,671 swans killed between 1853 and 1877. In 1908