Hello
My aquarium is 7 months old and about two weeks began to appear which I know not identify!
this in the sump skimmer and thermostat
I leave photos of the skimmer and also some taken with a microscope
your ideas and help are welcome
Excuse my English
thank you
My aquarium is 7 months old and about two weeks began to appear which I know not identify!
this in the sump skimmer and thermostat
I leave photos of the skimmer and also some taken with a microscope
your ideas and help are welcome
Excuse my English
thank you


