Hmmm, ok well im going to assume you are talking about Briareum sp (common green star polyp)
Well. These guys are photosynthetic...many scientists think that they are full photosynthetic...so if you have a powerful enough light they should be ok. If you have had them for a year and they are slowly dying there is somthing wrong. What are your supp levels in the tank? _________ Tank Specs:
55 Gallon Mixed Reef
48" Tek Light: 4-54W T5 HO Fluorescents
Bulbs:
1 x 54w Fiji Purple T5 HO Fluorescent
1 x 54w Super Actinic Blue T5 HO Flourescent
1 x 54w 14000K AquaBlue 75/25 T5 HO Fluorescent
1 x 54w 10000k AquaSun T5 HO Fluorescent
Hard Stuff:
100+ lb. Fiji Live Rock
65+ lb. Live sand |