Jan 20, 2014 #1 Jimv311 Aquarium Advice Newbie Joined Oct 12, 2013 Messages 8 Why do these fully open like this?
Feb 1, 2014 #2 sharkiegirl94 Aquarium Advice Freak Joined May 22, 2012 Messages 228 Location Illinois, United States Maybe they're really happy where they are?
Feb 1, 2014 #3 Bill0181 Aquarium Advice Freak Joined Aug 23, 2013 Messages 315 They expand trying to get more light. What is your lighting?
Feb 1, 2014 #4 OP OP Jimv311 Aquarium Advice Newbie Joined Oct 12, 2013 Messages 8 It's a 4 bulb t5 ho. I think they are 31 watt. 2 10k and 2 actinic. Fixture about 6 inches from top of the tank. I don't think it's enough.
It's a 4 bulb t5 ho. I think they are 31 watt. 2 10k and 2 actinic. Fixture about 6 inches from top of the tank. I don't think it's enough.
Feb 1, 2014 #5 Bill0181 Aquarium Advice Freak Joined Aug 23, 2013 Messages 315 Should be fine for zoos