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Christmas Bird Counts
Puerto Peņasco, Sonora, Mexico

Compiled by Steve Ganley, Phoenix, AZ

99 = 99th CBC, count date 20 December 1998
100 = 100th CBC, count date 19 December 1999
101 = 101st CBC, count date 17 December 2000
102 = 102nd CBC, count date 16 December 2001
103 = 103rd CBC, count date 14 December 2002
104 = 104th CBC, count date 20 December 2003
105 = 105th CBC, count date 18 December 2004
cw = seen count week (within 3 days before and after count date)

Results of earlier counts, as well as more detailed results from the counts summarized below,
are accessible beginning at the Christmas Bird Count Home Page.

Scroll down through the list or jump to a section in the menu below:

Waterfowl | Quail to Vultures | Osprey to Shorebirds
Gulls to Doves | Cuckoos to Brown Creeper | Wrens to Waxwings
Warblers to Sparrows | Cardinal to House Sparrow

Waterfowl  99  100 101 102 103 104 105
Snow Goose (white form)     1       1
Ross's Goose     2   1    
Canada Goose     cw 15      
Brant     cw        
Gadwall 12 2 35 1 10 7 1
American Wigeon 7 15 30   2   cw
Mallard     2 1 5 2 3
Blue-winged Teal 1       cw    
Cinnamon Teal 7 4 1   1   2
Northern Shoveler 608 195 400 275 800 183 225
Northern Pintail 500 157 20 111 37 52 15
American Green-winged Teal 452 18 14 30 51 31 12
Canvasback 1 1          
Redhead   94 15 10     2
Ring-necked Duck 2 cw         1
Greater Scaup 1       1    
Lesser Scaup 19 62 2 2 10 12 2
Surf Scoter 50 11 11 cw 3   3
White-winged Scoter         cw    
Long-tailed Duck         1    
Bufflehead 15 17 19 41 18 12 5
Common Goldeneye 17 2 1 2 13 1  
Barrow's Goldeneye 1            
Hooded Merganser         cw    
Common Merganser         1   1
Red-breasted Merganser 244 38 29 66 188 69 85
Ruddy Duck 550 268 100 170 801 257 150

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Loons to Vultures  99  100 101 102 103 104 105
Gambel's Quail 62 18 16 42 24 6 50
Red-throated Loon 1   2 1      
Pacific Loon 993 17 539 445 637 209 4110
Common Loon 77 25 123 61 84 192 26
Red-necked Grebe       1      
Horned Grebe     1        
Eared Grebe 1998 146 58 254 933 256 158
Western Grebe 148 55 26 115 76 40 85
Clark's Grebe 10 16 cw 6 3   19
Sooty Shearwater cw   1        
Black-vented Shearwater 103            
Black Storm-Petrel 25       2   3
Red-billed Tropicbird 1       2    
Blue-footed Booby 203 cw 9 1716 172 27 3319
Brown Booby 1114 19 484 1100 249 81 2267
American White Pelican 20       24   28
Brown Pelican 2467 936 1085 3220 968 1313 2671
Double-crested Cormorant  89 134 615 128 92 53 553
Magnificent Frigatebird cw   cw cw cw 5  
Great Blue Heron 12 25 31 29 35 25 15
Great Egret 9 29 13 33 13 3 22
Snowy Egret 29 24 52 32 75 32 42
Reddish Egret 2   3 2 6 6 8
Cattle Egret 3 9 15 49 6 71 6
Green Heron         1 1  
Black-crowned Night-Heron   3 6 2 11 3 4
Turkey Vulture 22 77 46   98 85 61

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Osprey to Shorebirds 99 100 101 102 103 104 105
Osprey 12 15 36 27 22 20 15
Northern Harrier 5 6 4 6 9 7 6
Sharp-shinned Hawk  2 4 1 cw 1 5 1
Cooper's Hawk           4 2
Harris's Hawk             1
Red-tailed Hawk  2 5 1 9 6 7 11
Ferruginous Hawk 2 1 1        
Golden Eagle              
Crested Caracara      1   1 1  
American Kestrel  11 9 14 15 16 24 15
Merlin 2 1 1 3 1   2
Peregrine Falcon         1    
Prairie Falcon 1 4   2 2 1 2
Virginia Rail           1  
Sora         1 1  
American Coot 75 39 200 110 400 108 75
Black-bellied Plover 138 194 140 138 218 100 74
Snowy Plover 193 176 59 129 44 90 76
Wilson's Plover 55 8 28 17 37 18 20
Semipalmated Plover 152 84 40 51 47 31 56
Killdeer 10 19 6 15 5 8 3
American Oystercatcher 49 4 26 9 42 10 22
Black-necked Stilt 37 22 17 24 49 46 17
American Avocet 5 3 1   4 2 6
Greater Yellowlegs 24 6 4 1 6 4 3
Lesser Yellowlegs   3 1 1   1 2
Willet 241 160 253 172 268 140 119
Wandering Tattler 2   cw   1    
Spotted Sandpiper 3 1 4 3 7 7 2
Whimbrel 24 5 13 4 7 11 13
Long-billed Curlew 104 114 206 173 331 71 60
Marbled Godwit 45 25 63 30 113 49 23
Ruddy Turnstone 58 70 64 24 62 19 59
Black Turnstone 12 30 6 3 41 22 59
Surfbird 34 25 20 17 34 13 24
Red Knot 3 4 2 12 3 14  
Sanderling 60 23 36 34 46 28 59
Western Sandpiper 404 94 54 60 142 64 110
Least Sandpiper 96 61 43 112 55 95 137
Dunlin 276 143 74 121 97 62 42
Short-billed Dowitcher 40 14 63 7 90 12 30
Long-billed Dowitcher 2 9  cw 2 12   3
Wilson's Snipe             2
Wilson's Phalarope             1

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Gulls to Doves 99 100 101 102 103 104 105
Parasitic Jaeger 3            
Pomarine Jaeger       cw      
    jaeger sp.         1    
Laughing Gull 1     cw 1    
Bonaparte's Gull 19 135 3 71 753 55 35
Heermann's Gull 8325 2178 3123 4173 1673 1153 3285
Mew Gull         cw    
Ring-billed Gull 684 1741 2731 2299 2173 1634 899
California Gull 6040 745 2164 2063 8351 585 2531
Herring Gull 469 269 470 827 1201 920 415
Thayer's Gull 2 4 9 5 7 1 1
Lesser Black-backed Gull   1     1   cw
Yellow-footed Gull 492 77 31 165 201 97 115
Western Gull     1 3 2 4 2
Glaucous-winged Gull 2 2 2 5 cw 3 1
Glaucous Gull     1   1    
   gull sp.           500  
Gull-billed Tern   11          
Caspian Tern 15   13 28 8 9 9
Royal Tern 9 4 3 8 10 9 6
Forster's Tern 1233 193 61 132 90 59 178
Black Skimmer     6 4 18 14 12
Rock Pigeon  265 205 254 439 598 606 296
Eurasian Collared-Dove             10
Mourning Dove 7 4 1 2   807  
Inca Dove 19 26 21 21 14 39 16
Common Ground-Dove    2          
Ruddy Ground-Dove       cw      

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Cuckoos to Brown Creeper 99 100 101 102 103 104 105
Greater Roadrunner 2     2 1 1 1
Great Horned Owl         1    
Burrowing Owl 1 1 1 1 1 3 2
Lesser Nighthawk           13  
Anna's Hummingbird 16 12 28 57 17 39 18
Costa's Hummingbird 13 28 7 19 11 11 1
Belted Kingfisher 2 1 5 4 4 5 3
Red-naped Sapsucker    1 4       1
Ladder-backed Woodpecker           1  
Northern (Red-shafted) Flicker  6 3 25 2 9 3 6
Gilded Flicker     2        
Black Phoebe   5 13 16 17 15 21 12
Say's Phoebe 42 36 34 25 18 15 10
Tropical Kingbird     1         
Loggerhead Shrike 17 19 16 28 16 19 12
Common Raven 22 73 82 122 57 73 32
Horned Lark 14 3 36 89 2   1
Tree Swallow   2     6    
Northern Rough-winged Swallow   1 2 cw cw   1
Barn Swallow   3   11 27   12
Verdin 57 43 16 14 15 1 7
White-breasted Nuthatch     1        
Brown Creeper     1        

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Wrens to Waxwings  99  100 101 102 103 104 105
Cactus Wren 11 10 4 7 3 2 1
Rock Wren 9 13 18 5 5 17 3
Bewick's Wren 3 1   1      
House Wren 1 5 1 2 1 2 4
Marsh Wren   3 1 1 7 6 5
Ruby-crowned Kinglet 20 13 28 16 24 19 18
Blue-gray Gnatcatcher 2 6   2   1 1
Black-tailed Gnatcatcher 16 5 3 2 1 5 3
Western Bluebird     34        
Mountain Bluebird   9 59   cw    
Townsend's Solitaire     2   2    
Hermit Thrush         1 1  
American Robin   cw 71 19 11 2  
Gray Catbird             1
Northern Mockingbird 21 13 19 12 9 24 9
Sage Thrasher   1 3     2 1
Curve-billed Thrasher 4 4 1 6 3   2
Crissal Thrasher 1            
LeConte's Thrasher 4 1 7 2 4   1
European Starling 15 26 62 85 43 37 11
American Pipit 13 5 5 13 8 3 25
Cedar Waxwing   60 36 4     cw

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Warblers to Sparrows  99  100 101 102 103 104 105
Orange-crowned Warbler 13 5 8 16 9 74 25
Yellow-rumped (Audubon's) Warbler 52 85 61 100 70 129 86
Yellow-rumped (Myrtle) Warbler 1 3 4 9 6   1
Palm Warbler         1    
American Redstart       1      
Common Yellowthroat 1   1 1 cw    
Summer Tanager     2       1