Abstract: A spear fishing gun having a receiver assembly that has a grip housing containing a removable trigger assembly with a spear point shaft latch bar, a trigger, and a safety pawl mounted on a shaft extending through the trigger assembly and the grip housing with an external operator, with the shaft being supported in the grip housing in a manner to increase its stability. The grip housing has a line holding and release assembly that is automatically tensioned as it is assembled to the grip housing, and a muzzle assembly is provided that permits the lateral insertion and removal of the spearpoint shaft.

Abstract: A trigger assembly for spearguns with a reversible safety and improved trigger pull. The safety has an operator that extends over the trigger area and is positioned so the fisherman's index finger can operate it while his hand is on the speargun grip.