No person shall anchor, operate, or permit to be anchored, except in case of emergency, or operated a vessel or carry on any prohibited activity in a manner which shall unreasonably or unnecessarily constitute a navigational hazard or interfere with another vessel. Anchoring under bridges or in or adjacent to heavily traveled channels shall constitute interference if unreasonable under the prevailing circumstances.

s. 4, ch. 63-105; s. 1, ch. 65-361; s. 2, ch. 72-16.