Any idea what this is?

Discussion in 'Freshwater Beginners' started by SmilingJocker, Jul 5, 2016.

  1. SmilingJocker

    SmilingJocker Valued Member Member

    ImageUploadedByFish Lore Aquarium Fish Forum1467761373.457824.jpg
    Saw this on my sponge filter today..
    Does anyone know what this could be?
     
  2. vivelafish

    vivelafish Valued Member Member

    Looks a bit like bubble algae though I'm not positive. :animal0028:
     
  3. OP
    OP
    SmilingJocker

    SmilingJocker Valued Member Member

    Ok. Thanks.

    Arent bubble algae found in saltwater systems?
     
    Last edited by a moderator: Jul 6, 2016
  4. Aquaphobia

    Aquaphobia Fishlore Legend Member

    Is there algae growing on the surface of the sponge? Looks to me like air bubbles trapped under an algae mat.
     
  5. OP
    OP
    SmilingJocker

    SmilingJocker Valued Member Member

    There is. It's smooth, black and slimy. The bubbles were forming under the algae somehow... :/
     
  6. DoubleDutch

    DoubleDutch Fishlore Legend Member

  7. OP
    OP
    SmilingJocker

    SmilingJocker Valued Member Member

    I think that might be it. Thanks!
     




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