But, they could potentially use chemiluminescence for all kinds of things. If they could figure out a way to spread the gene around, for example, they could use it to tag diseases like Tuberculosis. At the moment, it takes a long time to test and isolate cattle who have contracted TB. ...
Disturbing the surface of the water lets oxygen into the water, which is needed for fish survival. Try a mild air stone in the tank. Good aerated conditions promote growth and voids diseases away helping to have maximum number of surviving fry. 7 Be careful if you choose to use a filter...