1991 Journal rising from the road, to the Canyon, ravine topography. We set 180 traps about 1/2 way up the channel banks & along the sides of 3 small and one deep ravines. These were the first 3 ravines on the E, and first 1 ravine on the west past camp. The capture was 4 Dipodomys lemmanni saurathi and 2 Dipodomys nitro toides. All were trapped in or at the mouths of ravines. The alluvial fan has scattered Ephedra shrubs. The ravines are dominated by Hymenoclea salsola and Ephedra. All fairly flat areas are covered with a low carpet of green vegetation; filare & cheat gress dominate. It is interest- ing to note that the last 5 years we have been in a drought, over the last 2 yrs k-rat populations have deceased in this area, in March of this year we got