Is there a way where my newly introduced clam is sucking up all the Ca in my tank? my coral are not doing so sharp my mushrooms are not opening up my xenia is looking kind of wierd my montis are getting white kenya tree is shriviled this clam is huge so could he be sucking up all the calcuim i dose my tank with purple up and coral vite like every 2 days or so eveything was looking really nice until i introduce my clam i am also having a hige algae Problem ist a lime green algae and it wont go away i just did a water change and have been leaving my fixture in dusk mode but its still expanding i havent tested my calcuim of PO i brought the master kit today and will do my testing when i get outta class at around eight tonight i will do my testing i dose it about 2 mins ago so makes no sence do testing now alot of question