COLYMBID^E: Grebes 



5 



Southern California W.V. 

 Nov.-Mar. Occurs regu- 

 larly on ocean and freshwater 

 lakes, but much less numerous 

 than the Eared Grebe. Tardy 

 migrants, in nearly full breed- 

 ing plumage, are occasionally 

 recorded in late April. 



Arizona Rare. 



Res. Breeds abundantly, 

 in colonies, in mountain lakes 

 of southern California, less so 

 in lakes and sloughs of low- 

 lands, and in mountains of 

 Arizona. Nest of soft, dead 

 vegetation of any sort, placed 

 on a floating bed of dead or 

 live water growth. Numerous 

 throughout the winter on both 

 salt and fresh water of southern 

 California. 



Eared Grebe 



LOONS. Family Gaviidse 



W.V. Oct.- Apr. Com- 

 mon Mostly on ocean, where, 

 especially in migration, many 

 are entangled in fishing-nets 

 and drowned. Less numerous 

 on inland lakes. Occasional on 

 the Colorado River. In short, 

 occurs indifferently on any large 

 body of water. 



