According to Las Vegas homicide detectives, the man who was found dead in a Lake Mead barrel likely died from a gunshot injury.

According to Lt. Ray Spencer’s news release, detectives believe the victim was murdered sometime between the mid-1970s and early 1980s based on the clothing and footwear that was found.

As of this report, the victim was not publicly identified. After being discovered near Hemenway Harbor’s launch ramp, on Sunday afternoon, the remains were taken to Clark County Coroner’s Office.

WATCH: @LasVegasScoop’s IG reel shows human remains in a barrel at Lake Mead

13 Action News obtained video of the bones that witnesses saw in the barrel. The National Park Service responded by turning the case over to the Las Vegas Metropolitan Police. [WARNING! Some viewers may find this disturbing.]

“The water level continued to fall as the lake shrank. Spencer stated that the barrel is now visible.

This discovery has led to curiosity about other secrets that could be revealed by the declining water levels at Lake Mead.

Spencer stated that anyone with information that might assist this homicide investigation should contact Metro’s Homicide Section at 702-828-3521. Crime Stoppers can take anonymous tips at 702-385-5555.