28 wharves in San Francisco as well — both species being observed: On the piles at the ferry slips however, immature Larus glaucescens are about the only birds. On the bay the gulls were as abundant and in about the same proportion as usual. Apr. 13, 1907. Alameda to and from San Francisco, cal. Conditions: — Overcast; moderate temperature; westerly wind. Along the seawall west of Fifth St. Station and a- long the mole were a very few Scoters and Scoup flats ducks this morning. On the sand in the light near the roundhouse were a hundred or a hundred and fifty snipe (probably Macrorhamphus griseus or Tringa camitius or both). There were also one or two hundred gulls on the sand, which looked to be mostly Larus californicus. On the bay and at the termini of the ferry, Larus glaucescens and Larus californicus were in about the same numbers as usual. In the evening there were not quite as many about the San Francisco ship as usual, nor were there any sit on the roof of the pier just south of us where there are of