colour

My banggai cardinals are sort of pinkish in colouration and have never seen another like that they were gray at first but are now a bit pinkish they swim and eat and look healthy apart from the colour they also had eggs a few days ago so anyone know what it is?

A car accident last October led to some poor husbandry for half a year. I couldn't do water changes and driving to pick up consumables was difficult. I've recovered a substantial amount and the acro & monti colonies I have left are starting to colour back up now that I have things under better...

I got a $5 frag that the seller didn’t specify the colour of. I think it was not doing well in the sellers tank because it came in with algae covered tips. Well in the pictures it was brown and it did come in brown. After a while in my tank its now a lighter colour, don’t think it is dying...

Hi Tank only been running 4-5 month currently have diatoms and cyano….. Made a post in correct forum location with all stats in my tank…. Anyway my question is what percentage of light colours should I be running at….. no corals at the moment but trying to improve my tank…. Picture below of...

Ppm