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Summary: Winter of 2005 - 2006

This data was gathered by eleven separate parties censusing
seven designated regions of Boston Harbor.
All observations were from land.

Starting with the 20 November 2005 census, TASL data is presented in the new AOU checklist order. See The A.O.U. Check-list of North American Birds, Seventh Edition, incorporating changes made in the 42nd, 43rd, 44th, 45th, and 46th Supplements .


Each column head links to the census sheet for that date.

Species 2005.11.20 2006.01.29 2005.02.26
Cackling Goose 1    
Canada Goose 342 1331 731
Brant 335 718 780
Mute Swan 8   1
American Wigeon   8 7
American Black Duck 380 528 516
Mallard 131 212 152
Green-winged Teal 11    
Greater Scaup 719 1290 238
King Eider   1  
Common Eider 7318 8157 4048
Surf Scoter 357 250 61
White-winged Scoter 779 952 289
Black Scoter 3    
scoter (sp)   350  
Oldsquaw 132 164 85
Bufflehead 1019 1939 644
Barrow's Goldeneye   1  
Common Goldeneye 161 909 306
Hooded Merganser 83    
Red-breasted Merganser 931 603 363
Ruddy Duck 19 6  
Black-bellied Plover 2    
Red-thr Loon 106 42 5
Common Loon 35 35 11
Arctic/Pacific Loon   1  
Pied-billed Grebe     1
Horned Grebe 232 375 25
Red-necked Grebe 45 5  
Northern Gannet 14    
Double-crested Cormorant 74   1
Great Cormorant 16 18  
cormorant (sp) 137 1 1
American Bittern 1    
Great Blue Heron 14 3  
Black-crowned Night-Heron   4  
Northern Harrier 2 2  
Sharp-shinned Hawk 1 2  
Cooper's Hawk     1
unid accipeter 1    
Red-shouldered Hawk      
Red-tailed Hawk 7 8 5
American Kestrel 1 1  
Merlin 1    
Ring-necked Pheasant 5    
Greater Yellowlegs 3 1  
Ruddy Turnstone 22 17  
Sanderling 5 35  
Purple Sandpiper 17 90 8
Bonaparte's Gull 57 1  
Iceland Gull     1
Black Guillemot 8 16 4
alcid (sp) 1    
Snowy Owl     1
Northern Flicker 2 1  
Carolina Wren   2 2
Eastern Meadowlark 9 1  
Harbor Seal 9 3 2
Harbor Porpoise   2  
Weather Sunny Cloudy Clear
Wind SW 5 - 10 mph
(8 - 16 kph)
SSW 0 - 5 mph
(0 - 8 kph)
WNW 10 - 20 mph
(16 - 32 kph)
Temperature 45°- 55° F
(8° - 12°C)
35° - 45°F
(2° - 8°C)
15°-20°F
(-9° to -7°C)
High tide 1:50 PM 10:30 AM 9:30 AM
Visibility Good Good Good
Seas Calm Calm Rough


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Last Update: 2006.11.01
Compiler: Maury Hall
Email: szendeh@rcn.com