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The Lower Lakes, Coorong and Murray Mouth monitoring reports

Monitoring reports from the The Lower Lakes, Coorong and Murray Mouth, one of The Living Murray icon sites. Read more about significant environmental areas on the River Murray.

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2017-18 reports
Coorong and Murray Mouth Benthic Macroinvertebrate Survey 2017-18

This report presents findings of macroinvertebrates and mudflat condition and compares data with previous years.

Condition Monitoring of Threatened Fish Populations in Lake Alexandrina and Lake Albert, 2018

This report assesses the status of three threatened fish populations in Lake Alexandrina and Lake Albert.

Fish assemblage structure, movement and recruitment in the Coorong and Lower Lakes 2017-18

This report presents the findings of a 2017-18 study investigating the influence of freshwater inflows and connectivity between the Lower Lakes and Coorong on fish assemblage structure and migration, and diadromous fish recruitment.This report presents the findings of a 2017-18 study investigating the influence of freshwater inflows and connectivity between the Lower Lakes and Coorong on fish assemblage structure and migration, and diadromous fish recruitment.

Condition Monitoring of the Lower Lakes, Coorong and Murray Mouth Icon Site: Waterbirds in the Coorong and Lower Lakes 2018

This report builds on a series of annual reports on waterbirds in the Coorong and Lower Lakes. These annual reports provide an update on monitoring the objective: ‘to maintain or improve water bird populations in the Lower Lakes, Coorong and Murray Mouth’.

Lower Lakes Vegetation Condition Monitoring 2017-18

This report presents 2017-18 survey results and an assessment of the health of aquatic and fringing vegetation in the Lower Lakes.

Monitoring of Ruppia tuberosa in the southern Coorong, Summer 2017-18

This report presents the results of the 2017-18 summer survey of the flowering levels, distribution and abundance of Ruppia tuberosa in the South Lagoon.

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2016-17 reports
Coorong Fish Condition Monitoring 2016-2017

This report presents the findings of nine years of monitoring for smallmouth hardyhead, black bream and greenback flounder in the Murray Estuary, North Lagoon and South Lagoon of the Coorong.

Coorong and Murray Mouth Benthic Macroinvertebrate survey 2016-2017

This report presents the findings from monitoring of macroinvertebrates and mudflats in the Murray Mouth and Coorong since 2004.

Automated Frog Call Recording in Fringing Wetlands of the Coorong, Lower Lakes and Murray Mouth Region, 2015-2017

This monitoring project was undertaken between 2015 and 2017 to determine how the Southern Bell Frog responds to water level management within Lake Alexandrina using automated sound recording units.

Condition monitoring of threatened fish populations in Lake Alexandrina and Lake Albert

This report presents data from 2016-17 threatened fish condition monitoring at Lake Alexandrina and Lake Albert. The threatened species of interest are of the Murray hardyhead, Southern pygmy perch and Yarra pygmy perch.

Lower Lakes vegetation condition monitoring

This project assesses aquatic vegetation condition in five habitats in the Lower Lakes by assessing the achievement of habitat-specific targets.

Fish assemblage structure, movement and recruitment in the Coorong and Lower Lakes

This report provides the results of 2016-17 monitoring of fish assemblage downstream of the barrages and the movement of species between the Coorong and Lower Lakes through the barrage fishways.

Assessing Obligate Habitat of Threatened Pygmy Perches in Lake Alexandrina

This study looks at the suitability of habitats for Southern Pygmy Perch on Hindmarsh Island to better understand the factors that may promote the recovery of the threatened populations.

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2015-16 reports
Fish assemblage structure, movement and recruitment in the Coorong and Lower Lakes

This report provides the results of 2015-16 monitoring of fish assemblage downstream of the barrages and the movement of species between the Coorong and Lower Lakes through the barrage fishways.

Benthic macroinvertebrate survey at Coorong and the Murray Mouth

This report evaluates macroinvertebrate responses to improved environmental conditions and assesses food availability for migratory shorebirds and other higher level tropic organisms in 2015–2016.

Ruppia tuberosa monitoring in the southern Coorong

This reports summarises Ruppia Tuberosa monitoring conducted as part of the 2015–16 summer survey in the southern Coorong.

Coorong fish condition monitoring: black bream, greenback flounder and hardyhead

The results of this study form an important basis for the management of estuarine fish species in the Lower Lakes, Coorong and Murray Mouth region in 2015–2016. Species in the report: Black bream (acanthopagrus butcheri), greenback flounder (rhombosolea tapirina) and smallmouthed hardyhead (atherinosoma microstoma). 

Threatened fish populations condition monitoring in Lake Alexandrina and Lake Albert

This report provides the results of 2015-16 monitoring of Murray hardy head, Southern pygmy perch and Yarra pygmy perch populations in Lake Alexandrina and Lake Albert.

Waterbird condition monitoring in the Coorong, Lower Lakes and Murray Mouth

This report provides the results of the 2016 waterbirds census in the Coorong. Over 185,000 waterbirds from 57 species were observed in the Coorong in January 2016 and 85,000 waterbirds from 48 species in the Lower Lakes.

Ecological responses to managed lake water levels coinciding with restocking of Yarra pygmy perch

This report provides monitoring associated with the re-introduction of Yarra Pygmy Perch at Lake Alexandrina wetlands in October 2015.

Intervention monitoring for black bream in the Murray Estuary 2015-2016

Intervention monitoring for black bream (Acanthopagrus butcheri) recruitment in the Murray Estuary.

The report presents data from an investigation of black bream fish recruitment in Boundary Creek. It outlines the methods used to undertake fish surveys and water quality assessments. The authors commented on the composition of fish caught in the surveys and the suitability for black bream recruitment based on the water quality variables.

Vegetation condition monitoring in the Lower Lakes

This report presents the results from the Lower Lakes aquatic and littoral vegetation monitoring program from 2008 to autumn 2016, including an assessment against revised vegetation condition targets for Lakes Alexandrina and Albert, the Goolwa Channel and wetland habitats.

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2014-15 report
Fish assemblage structure, movement and recruitment in the Coorong and Lower Lakes 2014-15

This 2014–15 report investigates the effects of freshwater inflows and connectivity between the Lower Lakes and Coorong on fish assemblage, structure and migration and diadromous fish recruitment.

The monitoring found that freshwater discharge and connectivity between the Lower Lakes and Coorong are essential to support diadromous, estuarine and estuarine-dependent fish populations and maintain the dynamism of estuarine fish communities.

Updated: 08 Oct 2019  •   Independent reports