Turn the lights off, feed and install a mirror on the tank window, I had 10 tangs in my 180 and had very little fighting if any. But sometimes had to leave the mirror up for a few days to a week
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360 gallon sps reef, 180 gal sump, bubble king supermarine 300, 4xmp40Wes, 2 x 6215 tunze waveboxes, 4 ghl mitras
360 Reef Tank
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