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
Underwater Infrastructure Assessments
LAC operates an underwater remotely operated vehicle (ROV) with depth range up to 100m and HD video camera
Detailed surveys of submerged infrastructure including intake and outfall pipes
Cost is significantly less than divers