Larratt Aquatic offers a wide range of aquatic services to tailored to government, drinking water suppliers, and mining industries. They are outlined below.
Lake and Stream Sampling Programs
- Decades of experience designing, managing, and executing field studies and water quality monitoring programs
- Focus on presenting results in easy to understand language
- Drinking water studies, nutrient impact studies, mining related sampling, long-term monitoring, emergency sampling
- All-season sampling gear
- Exemplary safety record
Drinking Water Management and Reservoir Design
- Collaboration on intake design and position
- Management of new reservoirs for optimal water quality
- Determination of lake water chemistry and thermal behavior
- Microscopic identification of algae species
- Control of microflora, aquatic plants and microfauna influencing water quality
- Water chemistry and its impacts on drinking water quality
- Identifying sources of taste and odor and prescribing their treatment
- Identifying causes of water quality deterioration in distribution systems
- Recommending changes to reservoir management practice or equipment to improve water quality
- IHA certified Source Assessments and Source Protection Plans
Microfloral Impacts on Water Treatment Plants and their Solutions
- In-house algae and microfloral identification
- Microfloral clogging and water chemistry impacts on treatment plant efficiency
- Toxicity of cyanobacteria
- Taste and odor in drinking water
Reclamation of Mine Tailings Water Covers
- Modifying water chemistry to support primary production
- Introducing bacteria, algae, aquatic macrophytes and invertebrates to barren tailings ponds and sludge ponds
- Installing riparian shrub and emergent vegetation from stakes, plugs and seed
- Monitoring thermal behavior with data loggers
- Creation of sustainable fisheries and wetlands
Development of Pit Lakes as Bioreactors and Fishery Habitat
- Inducing algae blooms to transport aqueous metals via algal adsorption to non-mixing bottom water in deep pit lakes
- Identified role of B vitamins in pit algal production
- Use of enhancement techniques such as aeration, fertilization, plant invertebrate introduction, bio-reefs, bio-islands, sulphate reducing bacteria
- Development of trophy fishery habitat
Biologically Mediated Mine Water Treatment
- Reactor design based on bench studies
- Design and operation of sulphate reducing bacteria (SRB) reactors and wetlands
- Monitoring of water quality improvements made by SRB ponds, wetlands and reactors
Data Management and Analysis
- Experience handling large datasets
- Automated water quality guideline exceedance analysis
- Advanced statistical analyses
- Data visualization
- Digital mapping
- Web-based data application and tool development