A new checklist of the macrobenthic marine algae of Oregon is presented. The new list includes 50 new records and 90 new names, providing an overall nomenclatural change in the recorded flora of 36 percent since the earlier list of Phinney (1977). Of the 387 taxa reported, 20 percent have...
Full Text:
Oregon Department of Fish and
Wildlife (Fox et al., 1994), only 130 kilometers (81 miles) or 20 percent
Floods and ensuing damage have always been a problem for man.
Initial reaction to the frequent destruction was to avoid siting
permanent domiciles on flood-prone lands. As a result of increasing
population and pressure for development, flood control structures
were built. Instead of reducing flood losses, however, flood control
projects...
The Corvallis fault is a 50 km long northeast-trending structure, part of which defines the boundary between the central Willamette Valley and the east-central Coast Range of Oregon. Previously the fault had been mapped as either a high-angle reverse or normal fault, with the east block down. New gravity data...
Full Text:
, Oregon. 81
Figure 23. East-west cross-section of the Corvallis fault zone
Figure 24. Minor structures