Theres kinda a few of em, they dont stick together, they are just on the inside of the tank stuck to the glass, they move up and down a little when the water moves sometimes, they dont really move alot
copepods, water fleas, planaria, aquatic white worms, and many other tings will be found in our fish tanks. 98% of them are harmless.
Little round dots swimming in irradic patterns - copepods
Tiny looking worms that incha long the glass - planaria.
Little white worms you find in the substrate 1/2 inbch or so - aquatic white worms.
Little dot looking things that seem to swim in circles and you can kinda identify different part of the body - water fleas.
did you get any new live plants latley? somtimes lfs water bugs would hich a ride to new tanks
yes a photo would help