What do you guys think about this? Think there could be some really intense creatures deep in the ocean that we have yet to discover? That "Julia" sound is especially creepy. I was always intrigued by what exists in the ocean that we haven't discovered yet. Some links below to check out. I'll be interested to hear what you guys think.
http://www.livescience.com/24303-spooky-science-unexplained-ocean-sounds.html
http://en.wikipedia.org/wiki/List_of_unexplained_sounds
http://www.mandatory.com/2012/06/04/is-there-a-giant-monster-in-the-pacific-ocean/