Anyone Know What these Are

[Snappy]

Originally Posted by Der_Iron_Chef

Anthony Calfo's response to a hydroid question on WetWebMedia:

"Your real solution is to get to the root of the problem (excess nutrients) and not focus on the symptom (hydroids flaring). Focus on starving them into submission and then polishing them off with a lite bit of manual control. Improve water changes, be more aggressive about skimming, increase water flow to get excess food/particulates exported rather than lingering to feed the hydroids, etc."

I second that

[KrazyKuch]

If their isn't any corals on the rock I would just boil it....doesn't seem to be that big of a rock!!