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They are primary producers at the root of many aquatic food chains, and an important component of biodiversity

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They are objects of great beauty in their own right and, unfortunately usually overlooked.
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They are very sensitive indicators of environmental conditions, and a study of their variety in water can reveal much about water quality


Understanding the role of algae in aquatic systems requires that we can distinguish their species, which can be a daunting undertaking initially. We at Algalweb aim to help you identify algae and appreciate their beauty and importance.

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Planktonic Unicellular and Colonial algae
Planktonic algae operate at the invisible frontier of the global biosphere. These microscopic entities, ranging from solitary cells to intricate colonies, anchor the entire aquatic food web. While often dismissed …

Do Assassin Snails Eat Algae [What They Eat Instead]
If you are an enthusiast within the aquarium hobby, you have likely faced the sudden, overwhelming appearance of pest snails in your tanks. Among the various solutions presented, Assassin snails …

Do Guppies Eat Algae [What They Really Eat]
Guppies spend a surprising amount of time picking at surfaces inside an aquarium. Glass, plant leaves or driftwood. Even the filter intake if a thin film has started growing there. …