As used in this chapter, the following terms have the meanings indicated unless the context clearly requires otherwise.
(1) "Enhanced food fish" includes all species of food fish, except all species of tuna, mackerel, and jack; shellfish; and anadromous game fish, including by-products and parts thereof, originating within the territorial and adjacent waters of Washington and salmon originating from within the territorial and adjacent waters of Oregon, Washington, and British Columbia, and all troll-caught Chinook salmon originating from within the territorial and adjacent waters of southeast Alaska. As used in this subsection, "adjacent" waters of Oregon, Washington, and Alaska are those comprising the United States fish conservation zone; "adjacent" waters of British Columbia are those comprising the Canadian two hundred mile exclusive economic zone; and "southeast Alaska" means that portion of Alaska south and east of Cape Suckling to the Canadian border. For purposes of this chapter, point of origination is established by a document which identifies the product and state or province in which it originates, including, but not limited to fish tickets, bills of lading, invoices, or other documentation required to be kept by governmental agencies.
(2) "Commercial" means related to or connected with buying, selling, bartering, or processing.
(3) "Possession" means the control of enhanced food fish by the owner and includes both actual and constructive possession. Constructive possession occurs when the person has legal ownership but not actual possession of the enhanced food fish.
(4) "Anadromous game fish" means steelhead trout and anadromous cutthroat trout and Dolly Varden char and includes by-products and also parts of anadromous game fish, whether fresh, frozen, canned, or otherwise.
(5) "Landed" means the act of physically placing enhanced food fish (a) on a tender in the territorial waters of Washington; or (b) on any land within or without the state of Washington including wharves, piers, or any such extensions therefrom.