You can do this by two ways. You can change twenty percent of the water daily with fresh water until it is all changed out. You can also buy a chemical cleaner like Algone and dissolve it that way too.
fresh water
This will depend on how large the fresh water tanks are. Each person shoud have at least 5 gallons of water per day
Algae can grow in both fresh and saltwater environments, but some species are better adapted to one or the other. Saltwater algae, or seaweed, have evolved to thrive in high salt concentrations, while freshwater algae can be found in ponds, rivers, and lakes. Both types of algae require nutrients, light, and water to grow effectively.
Fresh Water Green Algae
fresh water algae
ayiyill
The fresh water green algae (charales), can reach up to 120 cm long. Hope that helps.
Euplotes are found in fresh water algae!
Green, lives in fresh water,and is algae
There is some Blue green algae in nearly all water especially fresh water.
you buy an algae fish at a pet store to eat the algae.
Fish tanks turn green due to an overgrowth of algae, which is caused by excess nutrients and sunlight. To prevent or resolve this issue, you can reduce the amount of light the tank receives, limit the nutrients in the water by not overfeeding the fish, regularly clean the tank and filter, and consider adding algae-eating fish or plants to help control the algae growth.