Folks, if you've recently upgraded or renewed your annual club membership but it's still not active, please reach out to the BOD or a moderator. The PayPal system has a slight bug which it doesn't allow it to activate the account on it's own.
It doesn't look like its going to be a great light for dedicated. They look to be better as a replacement/competition for t5s and or Reefbrites.
This is what you really want to do honestly.
This is from AIs site showing a single 21" version on full 100% so its not putting out massive...
I assume you mean the umbrella effect on them. It happens to them sometimes and I don't really think there is an explanation to it. They will switch back to normal eventually.
I had two in my 20g for bubble algae. One was a model citizen, until all of its legs were ripped off by the other one. I also caught the "bad" one eating a bubble tip. Needless to say he has been sumped and I still have a emerald crab with no legs pulling itself around my tank lol.
It seems to be a tough one to find. I have seen it on pieces of the ocean for auction a few times recently. I currently have rrc Tropicana and jf tnt growing out as far as anacro goes.