Spaghetti worms ?

[vegastyle]

Do spaghetti worms look like short red carpet fibers ? Seems to be on top of substrate, not in it. Will they over run a tank ?

 

[Brad Waddell Wrath's Reef]

That looks like some type of Algae not spaghetti worms.

 

[vegastyle]

It seems to collect grains of sand into a ball

 

[vetteguy53081]

macroalgae. . .. . Red Ogo Gracilaria

 

[jeffchapok]

Nope, spaghetti worms look like this.

 

[vegastyle]

Thanks vetteguy and Jeffchapok !