User blog comment:Epicrandomtalker2/Survivor: Blood vs Water - Yay or Nay? (4)/@comment-9018289-20130513211236/@comment-5426845-20130513212307

Blood-Family members related to past Survivors.

Water-Fresh out of water. New Survivors with not past Survivor connections.

Family members of past survivors vs New Survivors fresh out of the water.

I like my interpretation of it even though everyone else is just focussing on the rumors going around.