Cautious_Regular_545 on March 15, 2026 4:33 pm Could be fly larvae caddisfiies make a case around them they hatch into a fly
Drifter_of_Babylon on March 15, 2026 4:36 pm Congrats, those are moss animals or bryozoa. They are completely harmless.
Economy_Lifeguard582 on March 15, 2026 4:43 pm Free Java moss, scrape it off and let it float in the light it’ll grow faster
One-plankton- on March 15, 2026 4:59 pm It’s a bryozoan colony! They are harmless but often show up in new tanks or ones with poor water parameters This is what they look like underwater https://preview.redd.it/rf3zix8hp8pg1.jpeg?width=730&format=pjpg&auto=webp&s=fb6a9b988d635487373427cfa941f7e0d2229495
7 Comments
Could be fly larvae caddisfiies make a case around them they hatch into a fly
Congrats, those are moss animals or bryozoa. They are completely harmless.
Free Java moss, scrape it off and let it float in the light it’ll grow faster
Slime mold
Could be bryozoan, an animal species
It’s a bryozoan colony! They are harmless but often show up in new tanks or ones with poor water parameters
This is what they look like underwater
https://preview.redd.it/rf3zix8hp8pg1.jpeg?width=730&format=pjpg&auto=webp&s=fb6a9b988d635487373427cfa941f7e0d2229495
Bryozoans! Very rare and very lucky haha