Algae Identification
Green water, moss, hair like algae, scum, pond scum, slime, algae mats....
All of these are names that are used to describe algae in ponds. There are many different forms of algae some are very easy to identify like filamentous algae, others, like chara are mistaken for weeds.
Use the following images to help identify your algae.
| Filamentous Algae- Hair like algae that will be attached to the bottom of the pond floor and rocks. Filamentous algae will also break free and float on the surface in the form of thick algae mats. |
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Algaecides |
| Planktonic Algae- Microscopic algae that can turn your water pea soup green, brown, or even redish. They are such small organisms the only way you know you have them is when the water changes color. |
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Algaecides |
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Chara- Grows on the bottom of the pond floor in large pillows and is frequently misidentified as a weed. It will not grow above the surface of the water. Chara will also have a musky odor and a crunchy texture. |
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Crystal Plex |
| Oscillatoria- Is a form of filamentous algae that is sometimes refered to as black algae or blue-green algae. It can also give your pond a red-purple tint. |
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Crystal Plex
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If you can not find the growth here check our weed section or
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