JAM Verleek 1966 Calidris pusillus (4). 7 July New nest #13 - 3 eggs W. of Sanderling nest. Many Semipals: the Drum Area act as if they have young. They seem to come much closer to you and their calls express less a feeling of distrust (which is typical when you are around a nest with egg) but instead a feeling of anxiety and care. 14 July #11, 2 day young, 1 wet shell, 1 egg 16 July There was one Semipal flying over the area near stake five on P's Census plot. The bird behaved such, that there must have been downies on the plot. 19 July Saw a Semipal engaged - the flight display. This is rather late in the year. I do not know what provoked it. 27 July At Meade River, along the W. shore of the large lake E. of camp I noticed several Semipals on the bare, sparsely vegetated bluffs. (Dryas flats) 28 July Noticed several Semipals feeding on the Dryas covered bluffs. The only thing conspicuous there were small 2 mm dipterans, of which I caught a few. Feeding observations 534- 538. 11 Aug. Back at Barrow, the Semipal was the second most common species today. They fed in small, rather loose flocks along the edges of ponds. There was much bickering among the birds and I also noted birds chasing each other. 13 Aug. Today I sat quietly among a mixed group of Semipals, Peetorals, Red Phalarope and Red backs. All these 4 species showed a great deal of nervous behavior in the form of running and short bursts of flight. The four species were also inter- and