We would stop all testing and clean, using a certain safe order of takedown and setup, check this out. These jobs are much bigger than yours will be, but that doesn’t change the fundamental approach.
Any opinions on what type of algae this is growing on my rocks and sand bed?
www.reef2reef.com
a short four pages. That method is 95% likely to clear your tank in one pass, can you post a pic of your setup
testing will only be needed and valid in the clean condition, very handy alignment of actions. It’s why we didn’t need pics to fix your tank, it’s sixteen gallons and that means 100% accessible and that means not hard to control. Curious to see your layout though
they had hair algae, your issue is different
it’s the new water and sandbed rinsing part, and the external cleaning off of dinos down the sink you want to replicate.
the information in the thread can be used to prevent every form of invasion a nano reef could ever see. All the rules currently in use for dinos were written by large tank owners
these rules are written by people with fishbowl reefs, hence the breaking of every single reef rule ever made in a short four pages. sharp outcomes though, commanded clean. One pass.