Marion Canyon area; plot is parallel to small drainage (E-W) and east of "badlands" rock outcrop (Marion Canyon Slide). Grazed Rectangular blue oak plot; not very dense overstory of oaks and understory. Also not heavily vegetated; northmost edge runs along bottom of slope next to alluvial terrace. Plot measures 50 m on its E-W axis and 20 m on its N-S axis. Flies.