Grizz
Aquarium Advice Addict
If it's cyano it will blow off with a turkey baster if it doz then place one rock at a time in some PWC water and use a tooth brush to clean them rinse in clean salt water looks like you may have some you sand too
My GSP acts as a barometer in my tanks it failed to open for 3 days once 4th day the cyano showed up Wife was feeding 4-5 x a day 'they look hungry' Funny but now if it dont open out come the test kits
My GSP acts as a barometer in my tanks it failed to open for 3 days once 4th day the cyano showed up Wife was feeding 4-5 x a day 'they look hungry' Funny but now if it dont open out come the test kits