Greetings, I have a 4.5 month old 25 gallon (long) salt water tank. I am concerned about this fine layer of white/opaque bristles which is currently growing on my LR as well as a few of my hermits. After doing some reading I found that it could possibly be hydroids. Are Hydroids bad for...

My tank is currently cycling and a bunch of red slime algae has started coming up. Does anyone have any ideas on how to get it to go away and prevent it coming back in the future?. Also would a CUC help prevent it from coming back again? or do I just need to add more flow. My tank is 55g with a...