Have you had him for long? About 4 months
Has he always been that way? Yeah hes always changed back and forth
Is he eating well, swimming normally? Yep he seems happy! especially since iv put him in his new full marine bigger tank
Parameters? Nitrates 0 Nitrites .25 (how do i drop this? i just put my micron filter on to increase filtering) PH 8.0 Amonia .25 (on last test, think there was some left over krill that caused it)
SG? 1.20
Tank size? 55 gallon
Decor? 30lbs live rock, small corals
Tankmates? one 1.5 inch sharpnose white spotted puffer
What's going on when he does it? nothing changes it can be at any time..i just watched him totally change from black to white in 1 second lol...just now while im typing this..now theres not 1 spec of black on his belly..