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Weird Chalky White Stuff?

Discussion in 'Freshwater Beginners' started by DevDarling, Feb 12, 2019.

  1. DevDarlingValued MemberMember

    Any idea what this white chalky stuff on my substrate is? It has cropped up suddenly and spread quickly.

    Two pics of the oddity

    Attached Files:

    Last edited by a moderator: Feb 13, 2019
  2. nikm128Fishlore VIPMember

    What kind of gravel is that again?
  3. DevDarlingValued MemberMember

  4. nikm128Fishlore VIPMember

  5. DevDarlingValued MemberMember

    Even though it’s been set up since July of last year? Should I be concerned it’s suddenlh showing up the day i have distressed fish?
  6. nikm128Fishlore VIPMember

    Based on what I just checked, you don't need to worry, and it's 100% a coincidence.