Fairfax County: Dyke Marsh
19 April 2009:
0700 to 0745 EDT: checking Hunting Creek and Potomac River from Stone Bridge
on GW Parkway; and along Parkway first 150 m S from bridge;
12 to13 C; mostly overcast; 5 to 10 km/hr SW; sunrise 0626; low tide 1030;
flats West of Parkway well exposed by 0700; numbers included in parentheses
below
0755 to 1050 EDT: Friends of Dyke Marsh Sunday birdwalk (12 observers);
checking Potomac River from Belle Haven Picnic Grounds shore; south along shore
to S tip of marina; then down Haul Rd and out to NE platform of the boardwalk;
return;
13 to 19 C; mostly overcast; calm to 5 km/hr; SSW shifting to E; low tide
1030;
Canada Goose 12 (+6)
Wood Duck 2
Mallard 16 (+8)
Lesser Scaup 2 [off picnic grounds]
(Common Loon 1) [fly over; NNW bound over golf course]
Double-Crested Cormorant 65 (+17)
Great Blue Heron 13 (+7)
(Great Egret 3) [between GW Parkway and golf course]
Osprey 14 [includes 6 also seen from Stone Bridge]
American Coot 9
(Killdeer 7)
Greater Yellowlegs 2 (+2)
Spotted Sandpiper 1
Laughing Gull 175 (+14)
Ring-Billed Gull 200 (275) [total ~ 400]
Herring Gull 5 (+11)
Great Black-Backed Gull 8 (+6)
Caspian Tern 15 (13) [total ~ 18]
(Forster's Tern 1)
Rock Pigeon 2 (+10)
Mourning Dove 10 (+12)
Belted Kingfisher 1 (m)
Red-bellied Woodpecker 8
Downy Woodpecker 7 (+1)
Yellow-Shafted Flicker 2
Eastern Phoebe 3 (+1)
Blue Jay 6 (+4)
American Crow 5
Fish Crow 15
(crow spp) (7)
Tree Swallow 16 (+4)
Northern Rough-winged Swallow 2 (+4)
Carolina Chickadee 12
Tufted Titmouse 17
White-breasted Nuthatch 2
Carolina Wren 20 (+6)
Ruby-Crowned Kinglet 14
Ble-Gray Gnatcatcher 22 [2 nests]
American Robin 8 (+9)
Northern Mockingbird 1 (2)
European Starling 30 (+30)
Cedar Waxwing 8
N Parula 1 (m)
Yellow Warbler 1 [entrance rd to marina]
Myrtle Warbler 11
Palm Warbler 3
Black and White Warbler 1 [head only; Haul Rd]
Prothonotary Warbler 1 [N side Haul Rd, just into the marsh]
Common Yellowthroat 1 [heard only; S of dogleg]
Eastern Towhee 6 (+2)
Chipping Sparrow 3
Song Sparrow 15 (+8)
Swamp Sparrow 2
White-throated Sparrow 15 (+13)
Northern Cardinal 25 (+9)
Red-winged Blackbird 65 (+30)
Common Grackle 30 (+30)
Brown-headed Cowbird 8
House Finch 4 (+6)
American Goldfinch 20 (+6)
House Sparrow 15 (+9)
Sherman Suter
Alexandria VA 22307 / Port Republic MD 20676
ssuter aaas org
