Upper Orange Grove - What is a "Silt Out"?

Cave Diving Orange Grove Sink - Upper Orange Grove Cave System. Cave divers blinded by a "silt out". Lots of blind crayfish to help us. Like "the blind leading the blind". Please check out DiveTalk's video on Lower Orange Grove and a crazy non-cave diver going into it. -    • DIVERS REACT TO DIVE INSTRUCTOR LOST INSID...