anyone know what kind of seaweed this is??

[Shells]

can anyone help me identify this and is it safe for the tank?? thanks!

 

[nicoleblkwidow]

this is one of my fav ID pages...

the Algae page

 

[johnmaloney]

looks like a ascophyllum sp. A. nodosum? Colder water algae?

 

[Basile]

John's right, just added it, to the data base, check it out. Thanks John.

Ascophyllum nodosum