Appendix 2

(1) Fresh edge of collapse at 2105 m water depth
Photo by ROV "hyper dolphin"(Date 22 Feb, Dive No.383)
JAMSTEC/BPPT

(2) Open fissures that develop on the upper slope of steep cliff.
Photo by ROV "hyper dolphin" (Date 22 Feb, Dive No.383)
JAMSTEC/BPPT