yet another ID

[eums]

i looked around a bit but could not find anyhting that looks like this. it seems to be a slow grower. it came off walt smith fiji rock.

 

[GDW]

Greetings All !

It would appear to be a Sargassum sp. ...

HTH.
GDW

 

[eums]

it dose not look like the picture, the leaves are all the same size and shape, all have smooth edges and i do not have the roundish parts.

 

[DensityMan]

as it matures and grows out it may gain those features.

(I second the sargassum sp. opinion - there are numerous types/species of sargassum)