so i upgraded my lighting i had originally 3x 168W led lights over my 150 6ft long tank and monday went back to a 3x 250w MH and 8x 39W T5 unit ever since then my clam is been kinda turning sideways from the original position i sat it in the sand at should i turn it back and dig it down into the sand a little further? or just leave it? i put a small piece of rock under it when i first got it hoping it would atttach to it