It is unlawful to place or cause to be placed in any stream of this state where anadromous or food fish run or exist, within the distance from any dam, fishway or object in which the taking of any anadromous or food fish by means other than angling is prohibited by law, any blood or offal of fish, or any other substance, matter or contrivance that will frighten or drive anadromous or food fish, or with intent to drive or frighten, out of that part of the waters of any stream in which it is unlawful to take such fish.
ORS 509.125