amoeba: small areas of water such as freshwater pools, ponds, lakes, streams, and ditches. They can also be found in salt
crayfish: lives in streams, creeks, rivers, lakes. It also digs shallow holes under rocks or water- filled tunnels along a stream bank
earthworm: anywhere with soil that is moist/wet and also dead plant material
snails: upper leaf litter of forests, old fields, wetlands, they also live in disturbed habitats such as active gardens, fields, river banks, suburbs, and even cities!
euglena: fresh and brackish water (ponds to.)
mostly ponds and lakes.
I hope this helped you :))
