Grebes (Podicipedidae)

Great Grebe (Podiceps major) - HBW 1, p. 192

French: Grand Grèbe German: Magellantaucher Spanish: Somormujo Macachón

Taxonomy: Colymbus major Boddaert, 1783, Cayenne; error.
Formerly placed in Aechmophorus, but similarity superficial. Probably represents distinct subgenus or perhaps even genus. Race navasi not universally accepted; if valid, name leucopterus may be applicable. Birds from coastal Peru suspected to constitute additional, undescribed race. Two subspecies recognized.

Subspecies and Distribution:

  • major Boddaert, 1783 - NW Peru; Paraguay and extreme SE Brazil S to Patagonia and C Chile.
  • navasi Manghi, 1984 - S Chile.