How to REMOVE NITRATES 7 different methods MAINTENANCE FREE aquarium.

How to remove nitrates . 7 different ways to remove nitrates and phosphates all used in the same salt water reef tank set up \r
over time I have learned that as a fish only tank it is a ALMOST entirely maintenance free fish only tank I do nothing now but top up the evaporation and DO NOT change the water I feed the fish and just look it over from time to time to make sure all of the systems are still operating its EASY \r
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Royalty free music from audionautix.com \r
Methods are:\r
live rock\r
Increased large water volume\r
Protein skimmer\r
Deep sand bed Or my case deep sand buckets in the sump\r
Bio pellet reor\r
Controlled algae of algae growth ( algae scrubber principle ) \r
Nitrate coil