(1) Subject to section 80320(4), and except as provided in section 80306, a person shall not sell or otherwise dispose of a watercraft without delivering to the purchaser or transferee of the watercraft a certificate of title with such assignment on the certificate of title as is necessary to show title in the purchaser.

    (2) Subject to 80320(4), a person shall not purchase or otherwise acquire a watercraft without obtaining a certificate of title for it in the person's name pursuant to this part.