MCFADDEN'S SWAMP, CORVALLIS, OREGON April 17, 1949 2:45pm to 4:30pm Weather - Low clouds. Temp 58. Water level 4 KAIKAH Drove down dike road and back. Then walked up to north field and back along east side of main pond. Blue Heron - three or 4 in the swamp. Canada Goose - 37 were flushed by an airplane and headed north. White-fronted Goose - the 5 still there in the same place as yesterday. Mallard - Saw about 200 Pintail - Only a few left. Saw about 8. Green-winged Teal - A couple of flocks of about 40 each and a few scattered individuals and pairs. Shoveller - 3 males. Hooded Merganser - Could make out a male from the bridge at the F&K south end near the white-fronted geese. Turkey Vulture - one flew over the south end. Cooper Hawk - One dove KAIKAHAHAD at and flushed the shorebirds mentioned below. Marsh Hawk - one male. Killdeer - one in flooded field at first turn in road. Wilson's Snipe - Scattered individuals all along the main pond. Spotted Sandpiper - one near the killdeer. Greater Yellow-legs - Small flocks scattered throughout the swamp. Probably saw about 40. Red-backed Sandpiper - Flock of 75 working over mud around flooded field at first turn in road. Black bellies very conspicuous. Were once flushed by the cooper's hawk, but came back. Later a flock of about 10 returned. In with the red-backs were about 25 smaller sandpipers, probably westerns. Western Sandpiper - maybe. See above. Couldn't see the color of their legs or bill size, but from their size I would say they weren't leasts. Considerably smaller than the red-backs, however. Violet-Green Swallows - Saw about 50 over the area. In with them were a few Tree Swallows Crow - heard one cawing. Cassin Vireo - singing along Muddy Cr. Red-wings. Ore. Towhee - one along the dike road. Savannah Sparrow - Flushed one from a sedge clump. White-crowned Sparrow - one at the first turn in the road. Song Sparrows. D. B. Marshall