It is unlawful to take or possess salmon for commercial purposes on a vessel unless all of the following conditions are met:

1. (a) The vessel is registered with the department pursuant to Section 7881, and the owner of the vessel has a valid commercial salmon vessel permit for the use of that vessel.
2. (b) The permit for the use of the vessel is affixed to the vessel adjacent to the department registration number unless otherwise authorized by the department.
3. (c) The permit affixed to the vessel is visible at all times.