Sorry I should have listed them first. Cal 410, alk 10.8, ph 8.2, mg 1200-1250, trates -5, trites/ amon 0, temp 76-78 via chiller. I also have Kali drip 24/7. I am hoping it is just the bulb but it is in the upper 1/3 of a 24" deep tank. I have not noticed anything else suffering even the clams...