T. Code 1959 Stercorarius parasiticus 15 June Peters-Schwader L - returned to pair between the lakes and fenced in the nest with Maher's cubine. Female was seen sitting on the eggs again soon after I walked away. Nest on fan on south side of Schwader - 2 eggs in depression on mon - ridge - dwarf willows next to a front bird area - once a lake of low center polygon - ca 75 yds in flood from high gravel bank of lake - river wash action - part of the mouth of creek that flows there from. Pair drove a meadowed and they gave distraction displays. Light bird later seen back on nest after I fenced it in. Collected a few old pellets - moore e bird remains 9 June Unmet - block bird flew over us on the upper towers back of the airstrip.