ID please

[soily]

Hi all

Just noticed this little feller on the glass he's abou 10mm across any idea's

Should he stay or go !!!!

 

[Reefmack]

Asterina star - the white ones seem to be reef safe. I have a few.

Starfish: Considerations for the Common (and Commonly Misunderstood) Varieties by Anthony Calfo - Reefkeeping.com

 

[Cassette87]

Agreed good picture!

 

[lcstorc]

Population will rise and fall based on the extra nutrients and abundance of predators in a tank. They have never caused a problem in my tanks though I do believe they have eaten some corraline off of the walls. To me that is a good thing.

 

[BigAl07]

Population will rise and fall based on the extra nutrients and abundance of predators in a tank. They have never caused a problem in my tanks though I do believe they have eaten some corraline off of the walls. To me that is a good thing.

Yes as Martha would say, "This is a very good thing"

 

[soily]

Hey finally a good free thing !!!!!!!!!

 

[nanoreefing4fun]

+1 they eat corraline algae