a water and / or touch activated aquatic light , comprising : a watertight encasing ; a battery mounted inside the encasing ; a lamp mounted on and / or in the encasing ; a pair of electrodes exposed on the exterior ; an electronic switch responsive to current flowing through a conductive liquid path between said electrodes ; and wherein the watertight encasing is sized and shaped so that the aquatic light floats , sinks , and / or has a neutral buoyancy and is to be used in an aquatic environment where in it may be used as a flashlight , a bait light , a dive light , a lure light , etc .