- Joined
- Nov 13, 2020
- Messages
- 335
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- 245
- Location
- USA
- What state or country do you live in
- Rhode Island
Finally got a good microscope to investigate this stuff under magnification. It looks like stringy cyano on my sand bed and has no bubbles so I was leaning away from dinos until I saw this earlier today.
It looks like both Ostreopsis and Coolia. Can someone confirm for me?



