Hello , can help me i am new to coral i have in my tank soft corals like " kinea tree ,big green skin polyps, big toadstool , hairy mushroom, Gloves polyp also one like anemone i do not know her name i put photo for it " everything is okay no problem from 3 months but my problem every itme when i do water change and water test I noticed the Ca and Mag going down this happened when i add the corals to my tank before the Ca and Mag was not changing but now every two days i am adding Ca and Mag to my tank to make the coral happy , so anyone can know which coral absorbing the Ca, Mag from water as i know soft coral do not want Ca, Mag just a light or this normal for corals caer or ther is a cal and mag dosing device for them if the absorbe the cal and mag pleas help me i get tired from testing the water every day
Note my water salinity: 1.023 -1.024 when i do test and my test is correct for examle last time Mag was 1020 i add Mag to water after two hours i test i get 1220

Note my water salinity: 1.023 -1.024 when i do test and my test is correct for examle last time Mag was 1020 i add Mag to water after two hours i test i get 1220



