Hi INTRODUCTION 



The broad Salicornia marshes surrounding the bay support a 

 rather numerous fauna that does not occur inland. 



Lopkortyx calif or tiicus : California Partridge. Abundant resident in hills 

 and valleys. 



Coluniba fasciutu : Band-tailed Pigeon. Autumn and winter visitant. 



Zenaidura macroura : Mourning- Dove. Summer visitant ; occasionally 

 seen in winter ; open valleys. 



Gymnogyps calif or ni anus : California Vulture. Occasional visitant in 

 Santa Cruz Mountains. 



Cathartes aura : Turkey Buzzard. Summer visitants of valley and moun- 

 tain. 



Elanus leucurus : White-tailed Kite. Resident among oak groves of the 

 valley. 



Accipiter velox : Sharp-shinned Hawk Common winter visitant. 



Accipiter cooper ii : ( 'ooper Hawk. Occasional transient visitant. 



Circus hudsonius : Marsh Hawk. A resident of the marshes ahout San 

 Francisco bay. 



Buteo borealis calurus : Western Red-tail. Common resident of the val- 

 ley and mountains. 



Buteo lineatus elegans : Red-bellied Hawk. Rare resident of the valley. 



Buteo swainsoni: Swainson Hawk. Rare transient visitant. 



Archibuteo lagopus sancti-johannis : American Rough-legged Hawk. 

 Rare transient visitant. 



Archibuteo ferrugineus : Ferruginous Rough-leg. Irregular winter vis- 

 itant near San Jose" (R. H. Beck). 



Aquila chri/saetos : Golden Eagle. Common resident of valley and foot- 

 hills. 



Halitzetus leucocepkalus : Bald Eagle. Occasional visitant. 



Falco sparverius deserticola : Desert Sparrow Hawk. Common resident. 



Falco mexicanus : Prairie Falcon. Occasional winter visitant in valley ; 

 resident near Santa Cruz. 



Falco pereyrinus anatum : Duck Hawk. Marshes. 



Falco columbarius : Pigeon Hawk. Fairly common winter visitant. 



Strix pratincola : Barn Owl. Common resident in valley. 



Asio wilsonianus : Long-eared Owl. Recorded from Santa Cruz Moun- 

 tains. 



Asio accipitrinus : Short-eared Owl. Common resident on the broad 

 marshes about San Francisco bay. 



Megascops asio bendirei : California Screech Owl. Common resident. 



Bubo virginianus pacificus : Pacific Horned Owl. -- Permanent resident of 

 the valleys. 



Speotyto cunicularia hypogcea : Burrowing Owl. - - Common resident of the 

 low valleys. 



Glaucidium ynama calif ornicum : California Pygmy Owl. A fairly com- 

 mon but inconspicuous resident of the Santa Cruz Mountains. 



Geococcyx California nut; : Road-runner. Uncommon resident in hot val- 

 leys. 



Coccyzus americanus occidentalis : California Cuckoo. Summer visitant in 

 heavy thickets. 



Ceryle alcyon : Belted Kingfisher. -- Resident along the larger streams. 



Jlryobates villas/is hnrrixii : Harris Woodpecker. --Resident in Santa Cruz 

 Mountains. 



iJryobates J>II/H -sn-ns gairdncrii : Gairdner Woodpecker. Common resident 

 in Santa Cruz Mountains, and breeds sparingly in valley. 



