139 Aythya vallisneria. Abundant. A great many flocks were seen passing westward early in the morning, apparently following the chart line. Later flock after flock, averaging about 20 to a flock, passed over the marsh of San Leon- Alro Bay. Aythya affinis. Shot one. Colymbus clangula. Common. Females the rule, Shot one young male. No adult males seen. These birds seldom congregate in flocks of more than 7 or 8. Charadrius albus, common. Oidemia deglardi. A few. Perispicillata. Abundant. There was a large flock of these birds off the mouth of the out-off-lough. At home I saw the following birds:- Passer domesticus. Abundant. Pipilo fuscos. 3 or 4. Zonotrichia leucophrys, 3 or 4. Dendroica auduboni. 5 or 6.