cell phone or sat phone
EPIRB
VHF.
Wawa
food (Carbs and protein)
flares
maps
whistle
signal mirror
GPS (backup also)
flashlight and strobe
throwable or some kind of rescue device
extra line, shackles and the like.
The shore is your friend.
Remember VMG
Make sure your mom knows your going offshore and tell her you love her before you leave.

Actually beat Jake to this one?!?!