Transmutation [Water]
Level: Sorcerer 1, Wizard 1
Components: V
Casting Time: 1 immediate action
Range: Medium (100 ft. + 10 ft./level)
Targets: One Medium or smaller object or creature/level, no two of which can be more than 30 ft. apart
Duration: 10 minutes/level
Saving Throw: None
On the seas, there is always the danger of falling overboard, especially to those wearing armor or who simply cannot swim.
The affected targets do not go under the water if they fail a Swim check for any reason, including being tied up, unconscious, or heavily loaded. However, the targets can still be dragged under by the actions of other creatures.
You can cast this spell with an instant utterance. Casting this spell is an immediate action. You can even cast this spell when it isn’t your turn.
Wave blessing counters and dispels sink.
Source: Stormwrack, page 125.