Geographical distribution of Least Sandpiper Calidris minutilla.    Breeding  Migration  Nonbreeding  Vagrant
BirdLife International. 2016. Calidris minutilla. The IUCN Red List of Threatened Species 2016: e.T22693396A93403074. https://dx.doi.org/10.2305/IUCN.UK.2016-3.RLTS.T22693396A93403074.en. Downloaded on 16 June 2018.
Cephas