Freshwater Ecology Ecosure has a highly experienced Aquatic flora assessments and motivated aquatic • Species identification and abundance Monitoring ecology team dedicated to measures of submerged, emergent, providing robust scientific floating and bank vegetation and managing assessments across a range of • Ground-truthing of riparian our most freshwater scientific services. vegetation and Regional Ecosystems • Aquatic weed inventories precious We understand the importance of delivering and management plans safe, timely, cost-effective services to achieve resource project targets. Through our certified Aquatic habitat data collection environment (ISO14001), quality (ISO 9001) • Tailored specialised aquatic and safety (AS/NZS 4801) systems, we have habitat assessments streamlined our business operations to • Quantification of habitat structure lower our environmental impact, guarantee at meso and micro scales customer satisfaction and increase staff safety. • AusRivAS and State of the Here are just a few of the freshwater Rivers style assessments scientific services that Ecosure has to offer. • Nutrient cycling and ecosystem functioning assessments using isotopic algae Aquatic fauna assessments • Macroinvertebrate sampling Water and sediment - study design and sampling by quality sampling AusRivAS accredited ecologists • In-situ physico-chemical water - identification to AusRivAS taxonomic quality measurements level, both in-house and using • Diurnal data collection and analysis third party taxonomists • Collection and assessment of surface • Fish surveys water and groundwater samples - backpack and boat-based • Collection and assessment of sediment electrofishing by Senior Operators samples by coring, grab or direct collection - netting using active (seine netting) and passive techniques (fyke nets, Reporting bait traps and mesh nets) • Univariate and multivariate • Turtle surveys statistical analysis - netting (fyke nets and cathedral traps) • Development and implementation of - snorkelling surveys monitoring programs including Receiving Environment Monitoring Programs - assessment of breeding areas • Deriving local water quality guidelines • Biota tissue sampling and analysis • Baseline data collection and • Targeted surveys for threatened species reporting for REF, EIA and EIS studies • Environmental impact investigations • Environmental Management Plans • Database construction www.ecosure.com.au Our Experience Aquatic Values Surveys was identified and actual use confirmed. and Management Plans Construction works were scheduled to avoid the breeding and nesting periods for A sample of Ecosure was engaged to undertake desktop confirmed target species, to minimise the assessments and field surveys to establish risk of mortality to juveniles or destruction our recent the aquatic ecological values of waterways of active nests, and to help plan a suitable intersected by a number of our client’s waterway crossing construction timetable. projects proposed gas pipelines. Field investigations included habitat assessment and collection State and Commonwealth of physico-chemical water quality data, Guidelines Compliance fish survey (using backpack electrofishing techniques, seine nets, fyke nets and Ecosure’s client is a major energy provider box traps), turtle survey (using cathedral and operator of key power stations in traps and fyke nets), macroinvertebrate Queensland. They required a manual to be sampling (following AusRivAS protocols), written that enabled the ongoing testing botanical inventories and physical habitat of water quality between contained and assessment. Aquatic Values Management receiving environments. In addition, Ecosure Plans were developed and provided was asked to submit a report to the regulators site-specific impact mitigation measures detailing the procedures for achieving to protect identified aquatic values at compliance with water quality guidelines. each proposed waterway crossing. Following this work, the client asked Ecosure Targeted Fauna Survey to conduct an ongoing quarterly and annual assessment of surface water and groundwater Ecosure was engaged to undertake a literature in the vicinity of the power station. review, habitat assessment, platypus and turtle survey (including bank observation, snorkelling and overnight deployment of baited cathedral traps and fyke nets) to establish the potential for platypus (Ornithorhynchus anatinus), Fitzroy River turtle (Rheodytes leukops) and southern snapping turtle (Elseya albagula) to occur within riverine habitat in the vicinity of a proposed pipeline Right of Way. Potential habitat

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