Positive Impacts of Water Quality Monitoring on Ecology

(I) Accurate Identification of Ecological Problems and Interruption of Pollution Chains

Eutrophication Warning:By monitoring indicators such as chlorophyll, total nitrogen, total phosphorus, and cyanobacteria density, potential algal blooms/red tides can be detected early, allowing for timely implementation of source control, ecological water regulation, and aeration to prevent aquatic organism mortality due to oxygen depletion, food chain disruption, and aquatic ecosystem collapse.

Tracking Heavy Metal/Toxic Organic Pollution:Monitoring pollutants such as lead, mercury, arsenic, pesticide residues, and petroleum hydrocarbons in water bodies identifies pollution sources. Enforcement and supervision drive emission reductions, minimizing pollutant accumulation in aquatic organisms and their transmission through the food chain.

Protecting Groundwater and Wetland Ecosystems:Regular monitoring of groundwater over-extraction areas and wetland recharge areas tracks water quality and quantity changes, providing data support for groundwater recharge and wetland ecological replenishment, maintaining wetland biodiversity and groundwater ecosystem functions.



(II) Supporting Ecological Restoration and Comprehensive Watershed Management

Assessing Treatment Effectiveness: For treatment projects targeting black and odorous water bodies and polluted watersheds, the effectiveness of treatment is quantified by monitoring indicators such as dissolved oxygen (DO), ammonia nitrogen (AM), dissolved oxygen (BOD), and water transparency.

Constructing Synergistic Management of Ecological Flow and Water Quality: Surface water monitoring combined with hydrological data determines ecological flow thresholds to prevent water body shrinkage and water quality deterioration due to excessive water extraction, ensuring the continuity of river ecological corridors and the living space of aquatic organisms.

Protecting Nearshore Marine Ecosystems: Monitoring indicators such as salinity, DO, nutrients, and petroleum hydrocarbons in nearshore marine areas provides early warning of red tides, offering a basis for the protection of ecosystems such as marine ranches, coral reefs, and mangroves.

(III) Maintaining Biodiversity and Ecological Balance

Ensuring the Quality of Aquatic Habitats: Monitoring key environmental factors such as pH, water temperature, and dissolved oxygen in water bodies ensures they remain within suitable living ranges for aquatic organisms, preventing changes in biological community structure due to sudden environmental changes.

Monitoring biological indicators to assist in ecological assessment: By monitoring the community structure and biomass of plankton and benthic organisms, the ecological health status of aquatic bodies can be assessed, making up for the limitations of physicochemical indicators.

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