At the Walker Pit just west of Franktown
Size of Bufflehead with which it associates but stays underwater longer thanBuffs.
Very white face especially the cheek, with narrow black ( greenish sheen) on top of head from bill to black back . Black eye distinctly visible. As black line goes down back of neck, a small black arrow shaped point juts into white of neck.
White chin, chest and belly, black back. White sides and chest white like Buff. Orange legs.
Beak small, somewhat spatulate. Black. Maybe some black feathers en circling base.
No camera.