Clark's Grebe

Aechmophorus clarkii

Western Grebe

Aechmophorus occidentalis

Eared Grebe

Podiceps nigricollis

Red-necked Grebe

Podiceps grisegena

Horned Grebe

Podiceps auritus

Pied-billed Grebe

Podilymbus podiceps

Least Grebe

Tachybaptus dominicus