Body has to sink to the bottom rapidly and permanently

Sept. 15, 2010 - The Associated Press - Fla. sea burial botched as man’s body resurfaces A fisherman spotted the body about four miles offshore in Fort Lauderdale on Saturday after his burial at sea went awry.

Sea burials are legal but certain rules must be followed. The body has to sink to the bottom rapidly and permanently.

Submarines are always silent and strange.