20 1871. August. Page Beach, M. H. with the two species of Peeps, flew through the marsh all the afternoon in immense flocks, as many as six or seven hundred, being probably observed. Accompanying nearly every flock were four or five Petrotroma maculata, but had seen no separate flocks of that bird as yet. one bird of that species that hit among the decoys was so tame as to allow of an approach to within six feet before flying. They were unlike the M. numipalmatus did fly as readily by the whistling shot birds. The Swallows were all extremely abundant on the marsh S. lester and H. horum the most so (Progne subis abundand yesterday). They pass through all day flying Southward, but did early come our more stationary hovering about in all directions after insects. Aug. 8 Morning broke cloudy with, frequent changes from the S. West with strong wind till 10 A.M. up to which time the birds flew very well; nearly all were G. feldrus but the first? G. melanoleuca was observed. Saw only then N. grisius but the Peeps and A. sinuifalatus flew in immense numbers. On P.M. the wind held the sand but the weather clearing off the flight stopped entirely. Aug. 9 Clear with very strong West wind all day. G. feldrus flew in abundance all day for as many as twenty or eighty being observed. Early in the morning a great flock of