Wreck of the RMS Titanic intact and undamaged dresser behind it. Robert Ballard has suggested that areas within the ship or buried under debris, where scavengers may not have been able to reach, may still contain human remains. According to Charles Pellegrino, who dived on "Titanic" in 2001, a finger bone encircled by the partial remains of a wedding ring was found concreted to the bottom of a soup tureen that was retrieved from the debris field. It was returned to the sea bed on the next dive. The longest-lasting inhabitants of "Titanic" are likely to be bacteria and archaea which have colonized the metal
Wreck of the RMS Titanic day of the expedition, an object that looked like a propeller was found. Grimm announced on his return to Boston that "Titanic" had been found, but the scientists declined to endorse his identification. In July 1983, Grimm went back a third time with Ryan aboard the research vessel "Robert D. Conrad" to have another look at the "propeller". This time nothing was found and very bad weather brought an early end to the expedition. It later turned out that Sea MARC had actually passed over "Titanic" but had failed to detect it, while Deep Tow passed within of the wreck.