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Illustration of green water

Cyanobacteria

Understand algal blooms and sustainably preserve the quality of your body of water

Cyanobacteria can grow rapidly in ponds, lakes, and basins, forming surface accumulations. Some species produce toxins that can pose risks to human and animal health.

Illustration of green water

What you see

Your body of water has a green, blue-green, or sometimes brownish coloration, accompanied by characteristic signs:

  • A cloudy or highly colored water.
  • Greenish streaks, slicks, or scums on the surface.
  • Accumulations near the banks, under the effect of the wind.
  • Greater proliferation during warm and sunny periods.

These manifestations can appear quickly and evolve according to weather conditions.

What this means

Cyanobacteria are photosynthetic microorganisms naturally present in aquatic environments. When conditions become favorable, certain species can multiply massively and form proliferations called blooms.

Their development is notably favored by three factors:

  1. An excess of nutrients, particularly phosphorus and nitrogen.
  2. High water temperature and significant sunshine.
  3. Low water circulation and stagnant conditions.

These proliferations often reflect a biological imbalance in the body of water, linked to eutrophication.

Caution: green water is not necessarily due to cyanobacteria. Only appropriate analysis can confirm their presence and assess any toxic risk.

Illustration of green water

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Why act now?

The proliferation of cyanobacteria is not just an aesthetic problem. It can have significant health, environmental, and economic consequences.

  • Health risks: certain cyanobacteria can produce cyanotoxins, which may lead to restrictions on swimming and other water uses.
  • Water quality degradation: blooms disrupt the biological balance and can cause significant variations in dissolved oxygen.
  • Impact on biodiversity: the decomposition of a large biomass consumes oxygen and can weaken aquatic fauna.
  • Operational constraints: restrictions on nautical activities, enhanced surveillance, and possible disruptions to pumping equipment.

Early intervention, combined with accurate diagnosis, makes it possible to better control the factors favoring these proliferations.

The TASO Solution
Physical control and biological regulation of the body of water

TASO favors a global approach aimed at controlling cyanobacterial blooms and acting on the factors responsible for their development.
Our method relies on three complementary levers, adapted to the characteristics and uses of the body of water.

1

Ultrasound control (physical action)

Ultrasonic devices TASO are designed to limit the development of targeted organisms in the water column. Their deployment depends on the volume, the configuration of the basin, and the species present.

2

Nutrient regulation (biological action)

The biological approach aims to limit the availability of nutrients that promote proliferation, particularly nitrogen and phosphorus, in order to contribute to the rebalancing of the aquatic environment.

3

Monitoring and prevention (sustainable action)

Analysis of water parameters, environmental conditions, and uses makes it possible to adapt interventions and reduce factors favoring the reappearance of blooms.
The objective is not only to treat the visible manifestations but to gradually restore conditions less favorable to the development of cyanobacteria.

In case of suspected cyanotoxins, sanitary measures and analyses remain essential: environmental management solutions do not replace the control of water's sanitary quality.

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Products
& Related Solutions

According to the configuration of the body of water and the results of the diagnosis, TASO proposes different technical and biological solutions.

Cyanobox

Cyanobox

the large-scale standalone solar power station
Learn more
Pulsar 4400

Ultrasons Pulsar 4400

High-power ultrasound technology.
Learn more
cyanocline

Cyanocline Control

biological control of cyanobacterial blooms
Learn more

Need a study?

Each body of water has specific characteristics: depth, volume, temperature, nutrient load, water circulation, and uses.

TASO accompanies you in identifying the causes of proliferation and defining a protocol adapted to your situation.

Request a TASO assessment