DeBenedicti, 1947 2 March on board "Golden Bear", Grayaqeil port entrance, Canada. White Ibis, in small groups. They fly with the rapid wingbeat of Glossy Ibis. I spotted an oddly marked gull in the distance and as we went up it became now and more numerous until we had 15-20 in sight at once. Several adults had grey heads showing them to be Larus circumcises. The wing pattern is the bill, feet and legs quite bright red, the iris yellow; the grey head had a dark post marginal; in winter damage the head has a semi collar (nape) and a dark ear spot. I heard 3 calls: a high "errrrr", very rough, a lower, rough "burrrrr", and a crow-like "gaw", once given from a posture as 'gaw' 'gaw' 'gaw' by a bird sitting on the stern flagpole to another trying to displace it. About 8 landed in the forward boom. Two martins of the grey-headed type circled the ship for some time. As we went farther in we came quite close to the mangroves several times, and could see various white or dark dots in the trees. I saw a ? Kite, Crown back, rusty head and breast, with streaked, 4 or 5 Ospreys, 2 Turkey Vultures, Snowy Egrets) and a little Blue Heron, all poorly. As we got into the port the