A guy put the reg on backwards and it was hard to remove from the tank.
A guy jumped in and his mask fell to the bottom. He had forgotten to pull it down.
A gal jumped in and landed feet first on the back of a diver who was just under the water. No injuries.
A diver(me) slung on his doubles and when the top band of the harness slipped off, the tanks fell to the deck.
A spearo had a once in lifetime shot and the safety was on.
On a shore excursion, divers leaping off a 20 foot cliff into 6 feet of water(fun while it lasted). One gal sprained her back.
Some divers lose stuff on practically every dive.
During the night, a diver fell off the stern while the boat was underway. He was found the next morning, alive. He was the same diver who lost the mask.