you are correct :D The drawing I have done is just a close-up on his head and neck.
He's a deity who was summoned to bless the land with water, but the ceremony that brought him into this realm was incomplete. As such, he has appeared as a nascent, half-formed creature who is constantly shifting and changing it's shape. He has no solid, 'real' form to settle into :] He is nothing, with the potential to become anything.