For some reason that i can't figure out why my nitrates are high and wont go down' i did a water change yesterday they were at 25 (used salifert test) And test again today and it stayed the same also have brown algae that wont go away on sandbed i dont feed alot, i feed mysis once a day, i have about 4 fish 1 sandsifting star, 1 urchin, 6 snails'
Alk 7.5
calcium 380
phosphate .02
nitrates 25
Alk 7.5
calcium 380
phosphate .02
nitrates 25