Hi Ron,
I din do anything special to bring out the redness in my L24 and L25. Listed below are the perimeters of my tank water and types of food being fed.
pH = 6.5-7.0, temp = 28-30 degrees celsius, ammonia = 0, nitrite = 0,gH =4 dgH, kH = 3dgH
I feed them various food granules (sinking ...