Abstract: The present invention is an inflatable rescue marker comprising a cylindrical hollow housing having a lid, a puncture plate, an inflatable bladder and a length of line connecting the bladder to the housing. The lid is hingably affixed to one end of the housing. The puncture plate is affixed within the housing below the lid and comprises a pierce needle positioned at the center with the sharp end exposed on the lower surface of the plate. The puncture plate also has a threaded cylindrical skirt depending from the lower surface about the sharp end of the pierce needle able to receive a pressurized gas canister for inflating the bladder. The inflatable bladder is positioned on the upper surface of the puncture plate with its open end removably affixed to the other end of the pierce needle. A length of line connects the bladder to the housing.

Abstract: The present invention is an inflatable safety marker for a diver comprising a cylindrical hollow housing having a lid, a puncture plate, an inflatable bladder and a length of line connecting the bladder to the housing. The lid is hingably affixed to one end of the housing. The puncture plate is affixed within the housing below the lid. The puncture plate comprises a pierce needle positioned at the center with the sharp end exposed on the lower surface of the plate and the other end of the pierce needle exposed on the upper surface of the plate. The puncture plate also has a threaded cylindrical skirt depending from the lower surface about the sharp end of the pierce needle. The threaded cylindrical skirt is able to receive a threaded end of a canister containing gas for inflating the bladder. The inflatable bladder is positioned on the upper surface of the puncture plate with its open end removably affixed to the other end of the pierce needle. A length of line connects the bladder to the housing.