$Podiceps occipitalis juninensis Storer,1979,in Mayr & Cottrell(eds.),Checklist of the Birds of the World,2nd ed.,1,p.153.
marshy ponds,lakes;lowlands and Andes to 2800(Catamarca) and 2600(Aconcagua),but usually below 1300m;mainland birds only exceptionally use sea but Falklands birds use coastal kelp patches in autumn & winter.
"Laying mainly Sept-Mar in S." (HBW,1,p.194)
Migratory in South. Arrives at Tierra del Fuego in late September, and departs end of March or April. Apparents moves by night. Falklands populations resident,making small local movements.