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Project 3.7.1 - Marine and estuarine indicators and thresholds of concern

Project Leader and Host Organisation:

Dr Katharina Fabricius, Australian Institute of Marine Science

Project Description and Objectives

For detailed descriptions of the outputs for this project for Year 4 (2009/2010) of the MTSRF Research Programme, see the Annual Research Plan.

This project aims to improve our understanding of the effects of terrestrial runoff on the health and condition of inshore marine and estuarine ecosystems, and to develop, test and apply a system of indicators to monitor changes in water quality and resulting ecosystem health.

Years 1 to 3 (see Annual Research Plans) were used to complete a series of field studies and reviews to prioritise potential marine and estuarine indicators, and to determine dose-response relationships and thresholds of potential concern in selected bioindicators to pollutant exposure. The research has resulted so far in eight submissions for journal publication and five postgraduate student theses.

In Year 4 we will complete the study and develop and road-test practical methods instructions for inclusion into monitoring programs. The biofilm and coral components will complete finetuning benthic measures as water quality indicators by experimental work, and by testing the validity of the priority indicators on the Reef Rescue Marine Monitoring Program inshore study sites, validated by their environmental data. We will publish and distribute electronically, (1) an manual for non-specialists, and (2) a Standard Operational Procedures Report of how to use biofilm- and coral-based indicators to monitor inshore ecosystems exposed to changing water quality. These will be targeted at groups such as the Reef Check groups and internationally the GCRMN groups. We will also complete our field work, analyses and identification of useful ecological indicators of the condition of North Queensland's estuaries.  

The key objectives of Project 3.7.1 are to:

  • Complete the development of a practical composite bioindicator system based on biofilms for improved monitoring of water quality and for hindcasting past water quality conditions;

  • Complete the development of a practical composite bioindicator system based on coral reef organisms and physiological changes to indicate changes in water quality and ecosystem condition;

  • Contribute to research on seagrass communities and their responses to changing environmental conditions along the Queensland coast; and

  • Complete the identification of useful ecological indicators of the condition of North Queensland's estuaries. 

Further Information

Ms Sheriden Morris
Water Quality Program Research Manager
Reef and Rainforest Research Centre Limited
Tel: (07) 4050 7400


Major Project Outputs

The Annual Research Plans, or ARPs, outline the specific tasks, products, budgets and staff for each research project within each of the Research Themes and Programs of the MTSRF.  The ARPs also outline the key deliverables, or 'project milestones' (e.g. major reports, journal articles, communications products) to be achieved.

An ARP is developed for each operating year of the MTSRF (2006-2010).

Details of this and previous years' outputs from this project are included in each of the Annual Research Plans

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