J. Code 1959 Spiyella arborea 2 June Peters-Schroder Lakes - In Whistler Creek. 3 pairs found at scattered intervals in the creek bed in willows ca 3 ft high. Singing heard. 4 June Peters-Schroder Lakes - two individuals seen in willows in bottom of "Butes" Cv. Heard singing also. 6 June Peters-Schroder L. - on Carnivore Cv- on west side below Pzig Meadows one was seen in a tall grass area in a swale on side of valley. 19 June Unist - nest with 5 eggs on ground in depression on a moss mound in wet tundra - under a willow 18" high cup lined with ptarmigan feathers - one embryo holoptile sti cups well developed - 15mm long. Mound in a neat sedge drain. 20 June Unist - nest - 5 eggs (emb fully developed - 30 mm. - feathers present) - at base of tussock on damp moorland - tussock heath meadow - Pelecanus livid dominants. On gentle south slope near alders 1½ - 2 ft high - cup lined with ptarmigan feathers. over