Coming back safely from an ocean dive is more than a question of personal dive skills and a prudent approach to decompression. After surfacing, there is one more step: getting picked up by a boat. It sucks when that doesn’t happen.

From basics like DSMBs and good coordination with the crew all the way to personal locator beacons and other electronic communication devices, here is my review of ways and means to make sure you will be back home in time for dinner.