Planarian in Aquarium?

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itrebebag99

Plecostomus
MFK Member
Mar 16, 2017
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Illinois
I just noticed a bunch of little white organisms, less than 1/16" long, on the glass of my aquarium. I assume that they are some sort of planarian. Are they parasitic, and will they harm the fish in any way? I have no problem with them if they won't I was just wondering if they pose a risk to my fish in any way.
 
I just noticed a bunch of little white organisms, less than 1/16" long, on the glass of my aquarium. I assume that they are some sort of planarian. Are they parasitic, and will they harm the fish in any way? I have no problem with them if they won't I was just wondering if they pose a risk to my fish in any way.


No threat to fish just a sign you may be over feeding . If they are flat and glide on the glass they are Planaria. If small and stringy looking they are Detritus worms from overfeeding also not harmful to fish.
 
Like tlindsey tlindsey mentioned. Reduce feedings and vacuum up the rest if your fish aren't eating it themselves. Harmless.
 
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