so now that the nano is going i can return to the main tank.
first question is refugium lighting.
what kelvin bulb will give the best growth of macro algae and frags? im thinking 6500kelvin
yeah i've been there for a while, i know what is and isnt suitible my question was more directed towards the availability of hi-fin gobies and other gobys
i see an easy way of finding out. have some people that use zeovit test for iron and have some that dont test for iron. obviously not very statisticly correct but if the numbers are anything close to what is suggested then it should be obvious