On TeamSeas-Page I could read that they want to become asked if one is using their logo and so on (which I can totally understand). Therefor I'm not sure and somehow I don't want to bother them + I have no idea how long it can take until they answer. Therefor I went on with a logo which is just the wave itself:
(also this version works better on the low-res-textures that I've created. The real logo was really pixelated)