Red-necked Grebe

Podiceps grisegena

Horned Grebe

Podiceps auritus

Western Grebe

Aechmophorus occidentalis

Clark's Grebe

Aechmophorus clarkii

Least Grebe

Tachybaptus dominicus

Pied-billed Grebe

Podilymbus podiceps

Eared Grebe

Podiceps nigricollis