Water breathing

Water breathing was a transmutation or alteration spell that let one or more living, air-breathing creatures breathe water temporarily. The reverse of the spell, air breathing likewise allowed water-breathing creatures to survive out of water.

Effects
The affected creatures were able to breathe air or water effortlessly for the duration of the spell. If cast upon more than one subject, the duration of the spell was proportionally less for all subjects&mdash;half for two, one third for three, etc.

Components
Verbal and somatic components were required to cast this spell. Arcane casters needed a short reed or piece of straw for the material component. Divine casters could use their holy symbol or divine focus.