Red-necked Grebe Identification

Adult Description

  • Medium-sized waterbird; large grebe.
  • Bill is large, straight, and sharp.
  • Breeding adult has a rufous neck, pale gray or white cheeks, and a black cap.
  • Nonbreeding adult has gray neck and cheeks.

Immature Description

Juvenile has bold dark stripes on sides of head. Immature similar to nonbreeding adult, but even grayer; some rufous or brown tones usually show on foreneck.
Relative Size

Relative Sizecrow sizedcrow-sized
Measurements
  • Both Sexes
    • Length: 16.9-22.1 in (43-56 cm)
    • Weight: 28.2-56.4 oz (800-1600 g)
    • Wingspan: 24.0-34.6 in (61-88 cm)