Section 77.50.040 - Commercial net fishing for salmon in tributaries of Columbia river-Boundaries defined(1) The commission shall adopt rules defining geographical boundaries of the following Columbia river tributaries and sloughs: (2) The commission may authorize commercial net fishing for salmon in the tributaries and sloughs from September 1st to November 30th only, if the time, areas, and level of effort are regulated in order to maximize the recreational fishing opportunity while minimizing excess returns of fish to hatcheries. The commission shall not authorize commercial net fishing if a significant catch of steelhead would occur.1998 c 190 § 78; 1984 c 80 § 5; 1983 c 245 § 1. Formerly RCW 75.12.132.