Holmes R. 1959 Eroli Dairilei 10, 13 July Barrow, Alaska Young adult Mowl anywhere in the vicinity. This nest has been hatching Three days ago. #4 had 4 eggs and a bird was incubating. New nest (#2) was found about 25 yards west of Nest #3. It contained four eggs and was located on the edge 1< pile/ rubble or an exposed mound. Another builder nest was discovered below ARL building 355. It consisted of a mat-like structure composed of deer grass and sedge. They were from eggs. 15 July Barrow, Alaska A nest check was made from 1400-1500. Nest #1 was still intact with only the incubating bird present. Nest #2 was just hatching. In fact the shell from the last to hatch was still present in the nest and its former occupant was still wet. Nest #3 had hatched and cover broken. Nest #4 had hatched and no sign cover was found. #5 was still intact and only one bird was present. 16 July Barrow, Alaska - 1600-1630 Nest #1 - still had eggs, but two had pipped and were about ready to hatch.