Dinos / bacteria…. Something else?

djm

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Took a sample from my sump and saw this under the microscope.

They are clear and pretty fast moving. Any idea what they could be?

I have large cell dino in the display.

Thanks

IMG_5430.jpeg
 

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WHAT KIND OF SUBSTRATE ARE YOU RUNNING ON YOUR TANK?

  • Bare bottom

    Votes: 6 23.1%
  • A shallow bed of fine sand

    Votes: 6 23.1%
  • A shallow bed of coarser sand

    Votes: 5 19.2%
  • A deep sand bed

    Votes: 3 11.5%
  • Mixed substrate or varying sand depth

    Votes: 6 23.1%
  • Some other substrate (posted in the comments)

    Votes: 0 0.0%
  • I don’t have a reef tank yet

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