Leather coral has been in tank for 4 days. Initially opened but is now completely closed. All water parameters are normal. Is this normal. I have had green starr polyp stay closed for a week as well.
1.024
nitrate o
temp 78
Ca 400
Alk 3.45
pH 8.0
1.024
nitrate o
temp 78
Ca 400
Alk 3.45
pH 8.0