Allyson O'Brien

Metabolite Changes in an Estuarine Annelid Following Sublethal Exposure to a Mixture of Zinc and Boscalid

Georgia M Sinclair, Allyson L O'Brien, Michael Keough, David P de Souza, Saravanan Dayalan, Komal Kanojia, Konstantinos Kouremenos, Dedreia L Tull, Rhys A Coleman, Oliver AH Jones, Sara M Long

Journal article  |  2019  |  METABOLITES

Environmental pollutants such as heavy metals and fungicides pose a serious threat to waterways worldwide. Toxicological assessmen..

After decades of stressor research in urban estuarine ecosystems the focus is still on single stressors: A systematic literature review and meta-analysis

AL O'Brien, KA Dafforn, AA Chariton, EL Johnston, M Mayer-Pinto

Journal article  |  2019  |  SCIENCE OF THE TOTAL ENVIRONMENT

Natural systems are threatened by a variety of anthropogenic stressors and so understanding the interactive threats posed by multi..

Towards a general framework for the assessment of interactive effects of multiple stressors on aquatic ecosystems: Results from the Making Aquatic Ecosystems Great Again (MAEGA) workshop

Paul J Van den Brink, Sally A Bracewell, Alex Bush, Anthony Chariton, Catherine B Choung, Zacchaeus G Compson, Katherine A Dafforn, Kathryn Korbel, David R Lapen, Mariana Mayer-Pinto, Wendy A Monk, Allyson L O'Brien, Natalie K Rideout, Ralf B Schaefer, Kizar A Sumon, Ralf CM Verdonschot, Donald J Baird

Journal article  |  2019  |  SCIENCE OF THE TOTAL ENVIRONMENT

A workshop was held in Wageningen, The Netherlands, in September 2017 to collate data and literature on three aquatic ecosystem ty..

Using metabolomics to assess the sub-lethal effects of zinc and boscalid on an estuarine polychaete worm over time

Georgia M Sinclair, Allyson L O'Brien, Michael Keough, David P De Souza, Saravanan Dayalan, Komal Kanojia, Konstantinos Kouremenos, Dedreia L Tull, Rhys A Coleman, Oliver AH Jones, Sara M Long

Journal article  |  2019  |  METABOLOMICS

INTRODUCTION: Zinc is a heavy metal commonly detected in urban estuaries around Australia. Boscalid is a fungicide found in estuar..

Structural and functional measures of marine microbial communities: An experiment to assess implications for oil spill management

Liz Morris, Allyson O'Brien, Siria HA Natera, Adrian Lutz, Ute Roessner, Sara M Long

Journal article  |  2018  |  Marine Pollution Bulletin

Microbial communities are ecologically important in aquatic environments and impacts on microbes have the potential to affect a nu..

What are the roadblocks to using population models in ecotoxicology studies?

Allyson L O'Brien

Journal article  |  2017  |  MARINE POLLUTION BULLETIN

Understanding how pollution affects populations is critical for targeted environmental risk assessments and adequate protection of..

Rapid invertebrate responses to macroalgal wrack: two novel field experiments on intertidal mudflats in SouthernAustralia

Allyson L O'Brien, Liz Morris, Michael J Keough

Journal article  |  2017  |  MARINE ECOLOGY-AN EVOLUTIONARY PERSPECTIVE

Macroalgal wrack deposition along coasts is highly variable but it plays an important role in the structure and function of marine..

How is ecosystem health defined and measured? A critical review of freshwater and estuarine studies

Allyson O'Brien, Kallie Townsend, Robin Hale, David Sharley, Vincent Pettigrove

Journal article  |  2016  |  ECOLOGICAL INDICATORS

Assessing ecosystem health is an ongoing priority for governments, scientists and managers worldwide. There are several decades of..

Ecological responses to contamination: A meta-analysis of experimental marine studies

Allyson L O'Brien, Michael J Keough

Journal article  |  2014  |  ENVIRONMENTAL POLLUTION

Identifying general response patterns to contamination in the environment is critical for reliable assessments of ecosystem health..

Detecting benthic community responses to pollution in estuaries: A field mesocosm approach

Allyson L O'Brien, Michael J Keough

Journal article  |  2013  |  ENVIRONMENTAL POLLUTION

Biological stress responses in individuals are used as indicators of pollution in aquatic ecosystems, but detecting ecologically r..