View Full Version : White Scum On Top Of Water

06-19-2012, 02:00 PM
Hi i,m hatching killifish eggs in small tubs of water and peat. I keep getting a white scum on top of the water surface. Does anyone know what it is and how to prevent it??

Thank you in advanced, John.

Indian Woods Angels
06-19-2012, 04:02 PM
Bacterium, you need to agitate the waters surface.

06-20-2012, 01:47 PM
Thank you for your quick reply.