O.k .,i need to know what is considered low light,medium light,high light? atm i have a suncoarl few zoos and some green ricordea polyps. i have 3 24" bulbs 1 50/50 20watt,1 20watt 10,000k, and a blue spek bulb.my tank is an ocean sun it is a 32 1/2 inc tank mad in china.