Geographical distribution of Semipalmated plover.    Breeding  Migration  Nonbreeding
BirdLife International. 2016. Charadrius semipalmatus (errata version published in 2017). The IUCN Red List of Threatened Species 2016: e.T22693764A112226939. https://dx.doi.org/10.2305/IUCN.UK.2016-3.RLTS.T22693764A93421037.en. Downloaded on 18 June 2018.
Cephas