It seems as if there is some type of algae growing in your pool. You will need to add more chlorine and shock the water to help kill it.
It would probably be a moon jellyfish, which are the commonest jellyfish, and you can spot them floating near the surface of the water.
Bacteria floating in the water
The are a floating jar of jelly with tentacles.
It's a jellyfish (Squishy)
Phyllorhiza punctata is a speciesof jellyfish, also known as the floating bell because it looks like a floating bell. It also resembles a very large mushroom. It has white spots.
Neuston
Jellyfish exist as either a medusa (adult free-floating) or polyp (immature attached) form during their life cycle. Another example is the Portuguese Man o' War, which also has a medusa (floating) and polyp (attached) stage.
When it is floating not swimming.
I would assume this means face down with arms straight out- or cruciform as this is Superman:s usual flying posture. I have never heard this term used- a static breast stroke if you will, that seems to make sense.
Aquatics is the main synonym but you can also have floating and natation
The free floating body form of cnidarians is called a medusa. Medusae have a bell-shaped body with tentacles hanging down, and they are often seen swimming in the water. Examples include jellyfish and hydromedusae.
When you know how to float, you won't drown (due to exhaustion).