16 June on board "Golden Bean" off southern Mexico were seen to lift on the ocean, floating buoyantly. The wing beat is strong and steady, circular, very like a Goosey. Not gull-like, especially, about 2-3 beats/second. Often bids down, tail stiff. Meeting about 9 A.M. Carpenter gave the most stimulating talk of the series. Got out about 11:30 and went to lunch. began observing about noon. Saw a dark rumped beach Petrel about noon, fluttering nearths front of the ship. about 12:15 saw 4 Red-footed Boobies and later 4 Pomarine Jaegers, all in immature plumage. About 12:20 a single immature flew past the boat. About 12:30 we flushed 2 Red Phalaropes from the water & saw 1 floating nearby. Shortly after we flushed 9 more so that thus we 11 in sight at once. A group of 15-20 Red footed Boobies came past and spotted what seemed to be a immature. Blue-faced Booty sitting on a board; at the same time saw another Red Phalarope on the water. About 12:30 saw a beach Petrel with a clearly divided white rump patch. At one we had a man-over-board drill. This involved tossing a life raft and a red smoke marker overboard and stopping the boat, so about an hour. almost as soon as this took place a group of about 40 Red-footed and what looked like an immature. Blue-footed Booty came by and appeared to investigate; most of this flock stayed by the whole period. The Red foots vary somewhat in belly color, light to darker, but all are