California Code, Fish and Game Code - FGC § 15505

(a) Establish the area to be quarantined and list the aquatic plants and animals affected by it.

(b) Post notices describing, as nearly as possible, the boundaries of an area within which specific disease or parasite infestations are found.  Notices posted pursuant to this subdivision shall be published once a week for four successive weeks in a newspaper of general circulation in the county in which the infected area is located.  If there is no newspaper of general circulation in that county, then the notice shall be published in a newspaper of general circulation published in an adjoining county.

(c) Hold and impound diseased or parasitized plants and animals.

(d) Forbid, prevent, or restrict the movement of all plants and animals subject to the disease or parasite from or into the area, or from place to place within it, during the existence of the quarantine.

(e) Order the destruction and disposal of diseased or parasitized plants and animals consistent with Section 15504.