ORS 509.630: Power of department to establish fish passage in natural stream obstructions.

The State Department of Fish and Wildlife may determine or ascertain by inspection of any natural obstruction whether it would be advisable to construct fish passage over or around such natural obstruction. If it is deemed advisable the State Fish and Wildlife Commission may construct fish passage that provides adequate passage for native migratory fish in the waters of this state inhabited by native migratory fish.