Your character is at the beach, and there's only a few people there, one of whom is Seth Sailor. Your character watches him surf for awhile, when someone else yells "SHARK!" Everyone gets out of the water but Seth; then suddenly he's pulled under.
In a big wave wipeout, a breaking wave can push surfers down 20 to 50 feet m to m) below the surface area. Once they stop spinning around, they have to quickly regain their stability and determine which way is up. Surfers may have less than