Hey guys, these random white spots showed up this morning on the back glass of my tank. I have no idea what they are and they certainly were not there last night. I picked at one with my finger and it popped off and left a ring on the glass.
Should I worry about these or are they ok?
Sent from my SM-G920V using Aquarium Advice mobile app
Should I worry about these or are they ok?
Sent from my SM-G920V using Aquarium Advice mobile app