- Joined
- May 9, 2017
- Messages
- 24
- Reaction score
- 9
- Location
- McKinney
- What state or country do you live in
- Texas
Can someone look at this pic and tell me why the inside of the body of our skimmer is brown and yucky looking like the skim isn't going all the way up into the collection cup?

We can see the clamp of the refugium light in the upper-right part of the tank pic. 

