AREA 429, San Francisco (cont'd.) 



Colony name 



La t. -Long. 





004) 'Gull Roc k N / "3935, 1 20"N,12r35'45"W 

 Pelagic Cormorants 



Number breeding birds 



Investigators 

 Survey date 



I 



Cormorants 



l_ Clear lines give the most recent or the best estimates available. 

 Stipple lines give additional estimates for other years. 



Survey 

 type 



Da! a qua/. 

 see text 



I f_ t-- , f 



40 (Nelson & Sowls,6/14/79 ,B,I I ) 42 



48 (Osborne, 6/5/69} y 



A = aerial 



\ReJercnce 

 \ 



B = boat 



M = from mainland 



L = on site 



Point Reyes 3759'26"N, 12359'24"W 



Brandt's Cormorant 

 Pelagic Cormorant 

 Black Oystercatcher 

 Western Gull 

 Common Murre 

 Pigeon Guillemot 

 Tufted Puffin 



Total 



Brandt's CortnQrant 

 Pelagic Cormorant 

 flack- Oystercatcher 

 i*es tern Gull 

 Common Murre 

 .Pigeon SuWemot 



2,400 (Lester & 

 808 (Lester & 

 10 (Lester & 

 62 (Lester & 

 16,500^(Lester & 

 120 (Lester & 

 (LeValley 



19,906 



960 



528 



6 



26 



7,640 

 48 



(Mftley & 

 {Atfiley 

 (Ainley & 

 (AJnley & 

 (Alnley & 

 (Ainley & 



, 7/1/79 

 , 7/1/79 

 , 7/1/79 

 , 7/1/79 

 , 7/1/79 



?/ 3/72,8) 

 WMtt, 7/3/72, 8) 

 Whitt, 7/3/72, B) 

 httt ,7/3/72,8} 

 %l.tt, 7/3/72, B) 

 Mtt 7/3/72,6) 



Rodstrom 

 Rodstrom, 

 Rodstrom 

 Rodstrom 

 Rodstrom 

 Rodstrom, 7/1/79 

 ,1975-80, L) 



B, 7/11/79, AM, III) 

 B, 7/11/79, M, III) 

 B, 7/11/79, M, III) 

 B, 7/11/79, M, III) 

 6,7/11/79, AM, III) 

 B, 7/11/79, M, III) 



42 

 42 

 42 

 42 

 42 

 42 

 32 



3 

 3 

 3 

 3 

 3 

 3 



t~ Estimate is number of birds present times 1.67, see page 10. Briggs et al.'s estimate for 7/2/80 aerial 

 survey (also times 1.67) is 22,000. 



182 



