The importance of regular maintenance of your reef aquarium cannot be overstated. Over the years there have been several stories of reef keepers "neglecting" their reservoirs and letting them work for years without changing the water every 6 months.
In my experience, this is the exception and not the norm for success in the hobby of conserving coral reefs. Many factors influence its success, not the least of which is the quality of the water you add to the tank. You can also buy Tunze Osmolator Universal 3155 Auto Top Off ATO via Marine Depot.
These people may have large communal water sources that most of us here in the United States do not. Once your tank is up and running (Daily Duty Ammonia 0, Nitrate 0, and Nitrite
· Top-Off Tank
This will keep your SG consistent and is very important when setting up nano reefs. This can be automated with several homemade or store-bought solutions, ranging from free to hundreds of dollars. The most important part is consistency and makes sure this water is fresh!
· Check the temperature
Another thing that seems trivial but the heater is completely failing. It's best to keep the topwater temperature with your tank too. Again, especially on nanoscale reefs, where there is a much smaller volume of water between the top of the SG0 water and your livestock.
· Keep an eye on your residents
Most important daily tasks! Monitoring your livestock is the first indicator of your water quality. Are Your Polyps Opened? Is your cleaning team active? Are your fish active without disease?
· Clean the protein skimmer
Time to clean up that collection cup and make sure it's well inflated.