Clangula clangula americana. Lake Umbagog, Maine. 1897 Watrous spent the forenoon along the eastern shores of May 24. the channel between Great Island and the Tidswell place and among the islands S.E. of the Narrows. He found a Whistler's and a Black Duck's nest and took me to them in the afternoon. The Whistler's nest was in an old maple stub near the landing to the Tidswell place. Charlie Tidswell, my cook, tells me that a Duck of some species nested in this stub every year when he lived on this farm 12 or 15 years ago. The entrance to the Whistler's nest was a vertical slit apparently formed by the elongation (and to some extent widen- ing) through decay of a Flicker's hole. It did not look as if a Duck of any kind could possibly squeeze into it (the edges were jagged in places) but two large tufts of down clinging to the trunk a few inches from the hole assured Watrous that there was an occupied nest although he could start nothing by rapping on the trunk this morning; nor did a most vigorous hammering with oar and paddle hilts when we reached the tree this afternoon produce any signs of life a- bove. But when Watrous began to climb the stub-indeed imme- diately after the first stab of his climbing irons-a female Whistler emerged from the hole and flying rather feebly and clumsily at first with legs and feet hanging down, made off over the Lake calling kur-ruck, kur-ruck, kur-ruck in deep,