Water clarity/coraline bleaching issue Be aware

[spawn]

Originally Posted by asmodeus

A low Kelvin RATED BULBwill cause coraline to bleach. like some 10K bulbs will cause it. it could be the clear water from the dosing and the bulbs too.

I only have 1 10k bulb out of six in the tank.

[Aquattro]

Changes in water clarity can certainly cause bleaching, most noticeable after the sudden use of carbon. Anything that suddenly clears the water can increase light penetration, which in turn can cause corals to bleach.