Web Access Research Portal

Researcher: Blanchard, JL (Professor Julia Blanchard)

Fields of Research

Community ecology (excl. invasive species ecology)
Marine and estuarine ecology (incl. marine ichthyology)
Ecological impacts of climate change and ecological adaptation
Global change biology
Aquaculture and fisheries stock assessment
Ecosystem function
Fisheries management
Conservation and biodiversity
Population ecology
Fisheries sciences
Climate change impacts and adaptation
Ecological applications
Environmental management
Aboriginal and Torres Strait Islander environmental knowledges
Environment policy
Environmental assessment and monitoring
Physical oceanography
Environmental education and extension
Biological mathematics
Environmental studies in animal production
Numerical computation and mathematical software
Climate change science
Veterinary epidemiology
Human impacts of climate change and human adaptation
Behavioural economics
Chemical oceanography
Industrial and organisational psychology (incl. human factors)
Natural resource management
Social geography
Economic geography
Biological oceanography
Wildlife and habitat management
Agricultural marine biotechnology
Climate change processes
Fish physiology and genetics
Other Indigenous studies

Research Objectives

Assessment and management of Antarctic and Southern Ocean ecosystems
Ecosystem adaptation to climate change
Fisheries - wild caught
Assessment and management of terrestrial ecosystems
Expanding knowledge in the biological sciences
Marine biodiversity
Assessment and management of coastal and estuarine ecosystems
Environmentally sustainable animal production
Social impacts of climate change and variability
Wild caught fin fish (excl. tuna)
Fisheries - recreational freshwater
Aquaculture fin fish (excl. tuna)
Assessment and management of pelagic marine ecosystems
Fisheries - aquaculture
Global effects of climate change (excl. Australia, New Zealand, Antarctica and the South Pacific) (excl. social impacts)
Terrestrial biodiversity
Expanding knowledge in the environmental sciences
Marine systems and management
Oceanic processes (excl. in the Antarctic and Southern Ocean)
Effects of climate change on Antarctic and sub-Antarctic environments (excl. social impacts)
Climate change adaptation measures (excl. ecosystem)
Climate change models
Assessment and management of benthic marine ecosystems
Environmental protection frameworks (incl. economic incentives)
Understanding climate change
Rehabilitation or conservation of marine environments
Information systems, technologies and services
Primary products from animals
Environmental lifecycle assessment
Protection and conservation of Antarctic and Southern Ocean environments
Coastal or estuarine biodiversity
Coastal and estuarine systems and management
Aquaculture crustaceans (excl. rock lobster and prawns)
Management of gaseous waste from animal production (excl. greenhouse gases)
Climate variability (excl. social impacts)
Effects of climate change on Australia (excl. social impacts)
Expanding knowledge in psychology
Expanding knowledge in economics
Expanding knowledge in the earth sciences
Other law, politics and community services
Biodiversity in Antarctic and Southern Ocean environments

Career Best Publications

Biodiversity redistribution under climate change: Impacts on ecosystems and human well-being; Science
Climate change: a rewired food web; Nature
Fish body sizes change with temperature but not all species shrink with warming; Nature Ecology and Evolution
From bacteria to whales: using functional size spectra to model marine ecosystems; Trends in Ecology and Evolution
Linked sustainability challenges and trade-offs among fisheries, aquaculture and agriculture; Nature Ecology and Evolution
Planetary boundaries for a blue planet; Nature Ecology and Evolution

Research Publications

A bioenergetic framework for the temperature dependence of trophic interactions; Ecology Letters
A cross-scale framework to support a mechanistic understanding and modelling of marine climate-driven species redistribution, from individuals to communities; Ecography
A functional size-spectrum model of the global marine ecosystem that resolves zooplankton composition; Ecological Modelling
A general framework for combining ecosystem models; Fish and Fisheries
A protocol for the intercomparison of marine fishery and ecosystem models: fish-MIP v1.0; Geoscientific Model Development
A review of support tools to assess multi-sector interactions in the emerging offshore Blue Economy; Environmental Science and Policy
A trait-based metric sheds new light on the nature of the body size-depth relationship in the deep sea; Journal of Animal Ecology
Accounting for the bin structure of data removes bias when fitting size spectra; Marine Ecology Progress Series
Across ecosystem comparisons of size structure: methods, approaches and prospects; Oikos
Aggregation and removal of weak-links in food-web models: system stability and recovery from disturbance; Ecological Modelling
Alternative energy pathways in Southern Ocean food webs: insights from a balanced model of Prydz Bay, Antarctica; Deep-Sea Research Part II: Topical Studies in Oceanography
Assessing national biodiversity trends for rocky and coral reefs through the integration of citizen science and scientific monitoring programs; Bioscience
Assumptions behind size-based ecosystem models are realistic; ICES Journal of Marine Science
Biodiversity redistribution under climate change: Impacts on ecosystems and human well-being; Science
Body condition of predatory fishes linked to the availability of sandeels; Marine Biology
Body size and ecosystem dynamics: an introduction; Oikos
Body size shifts and early warning signals precede the historic collapse of whale stocks; Nature Ecology and Evolution
Body sizes of consumers and their resources; Ecology
Can marine fisheries and aquaculture meet fish demand from a growing human population in a changing climate?; Global Environmental Change. Part A
Can multispecies models be expected to provide better assessments for Celtic sea groundfish stocks?; ICES Annual Science Conference
Changes in the size-structure of a multispecies pelagic fishery off Northern Chile; Fisheries Research
Climate change: a rewired food web; Nature
Community size structure varies with predator-prey size relationships and temperature across Australian reefs; Ecology and Evolution
Consequences of alternative functional response formulations in models exploring whale-fishery interactions; Marine Mammal Science
Considering land-sea interactions and trade-offs for food and biodiversity; Global Change Biology
Consumer-resource body-size relationships in natural food webs; Ecology
Continental shelf-wide response of a fish assemblage to rapid warming of the sea; Current Biology
Contrasting futures for Australia’s fisheries stocks under IPCC RCP8.5 emissions – a multi-ecosystem model approach; Frontiers in Marine Science
Coupled energy pathways and the resilience of size-structured food webs; Theoretical Ecology
Decadal scale projection of changes in Australian fisheries stocks under climate change
Decades of dietary data demonstrate regional food web structures in the Southern Ocean; Ecology and Evolution
Defining global artisanal fisheries; Marine Policy
Developing alternative indices of reproductive potential for use in fisheries management: case studies for stocks spanning an information gradient; Journal of Northwest Atlantic Fishery Science
Differing marine animal biomass shifts under 21st century climate change between Canada's three oceans; Facets
Direct and indirect effects of climate and fishing on changes in coastal ecosystem services: a historical perspective from the North Sea; Regional Environmental Change
Disentangling diverse responses to climate change among global marine ecosystem models; Progress in Oceanography
Distribution–abundance relationships for North Sea Atlantic cod (Gadus morhua): observation versus theory; Canadian Journal of Fisheries and Aquatic Sciences
Do climate and fishing influence size-based indicators of Celtic Sea fish community structure?; ICES Journal of Marine Science
Dynamic prediction of effort reallocation in mixed fisheries; Fisheries Research
Early warning signals of recovery in complex systems; Nature Communications
Ecosystem size structure response to 21st century climate projection: large fish abundance decreases in the central North Pacific and increases in the California Current; Global Change Biology
Ecosystem-based fisheries management requires broader performance indicators for the human dimension; Marine Policy
Ecosystem-based management of coral reefs under climate change
Effects of condition on fecundity and total egg production of eastern Scotian Shelf haddock (Melanogrammus aeglefinus); Canadian Journal of Fisheries and Aquatic Sciences
Energetically relevant predator-prey body mass ratios and their relationship with predator body size; Ecology and Evolution
Energy flow through marine ecosystems: confronting transfer efficiency; Trends in Ecology and Evolution
Ensemble projections of future climate change impacts on the eastern Bering Sea food web using a multispecies size spectrum model; Frontiers in Marine Science
Environmental footprints of farmed chicken and salmon bridge the land and sea; Current Biology
Evaluating targets and trade-offs among fisheries and conservation objectives using a multispecies size spectrum model; Journal of Applied Ecology
Evolution of global marine fishing fleets and the response of fished resources; Proceedings of the National Academy of Sciences of The United States of America
Exploring trade-offs in mixed fisheries by integrating fleet dynamics into multispecies size-spectrum models; Journal of Applied Ecology
Fish abundance with no fishing: predictions based on macroecological theory; Journal of Animal Ecology
Fish body sizes change with temperature but not all species shrink with warming; Nature Ecology and Evolution
Fisheries assessment and management: a synthesis of common approaches with special reference to deepwater and data-poor stocks; Reviews in Fisheries Science
Fisheries productivity under progressive coral reef degradation; Journal of Applied Ecology
Fishing for space: fine-scale multi-sector maritime activities influence fisher location choice; PLoS One
Food for all: designing sustainable and secure future seafood systems; Reviews in Fish Biology and Fisheries
Food production shocks across land and sea; Nature Sustainability
Food security
Food security challenged by declining efficiencies of artisanal fishing fleets: a global country-level analysis; Global Food Security
From bacteria to whales: using functional size spectra to model marine ecosystems; Trends in Ecology and Evolution
Fuel use and greenhouse gas emissions of world fisheries; Nature Climate Change
Functional traits explain trophic allometries of cephalopods; Journal of Animal Ecology
Functional, size and taxonomic diversity of fish along a depth gradient in the deep sea; PeerJ
Future fish distributions constrained by depth in warming seas; Nature Climate Change
Global adoption of novel aquaculture feeds could substantially reduce forage fish demand by 2030; Nature Food
Global ensemble projections reveal trophic amplification of ocean biomass declines with climate change; Proceedings of the National Academy of Sciences of the United States of America
Global in scope and regionally rich: an IndiSeas workshop helps shape the future of marine ecosystem indicators; Reviews in Fish Biology and Fisheries
Global-scale predictions of community and ecosystem properties from simple ecological theory; Royal Society of London. Proceedings. Biological Sciences
Globally consistent reef size spectra integrating fishes and invertebrates; Ecology Letters
High refuge availability on coral reefs increases the vulnerability of reef-associated predators to overexploitation; Ecology
How does abundance scale with body size in coupled size-structured food webs?; Journal of Animal Ecology
Impacts of climate change on fish
Impacts of climate change on marine ecosystem production in societies dependent on fisheries; Nature Climate Change
Improving understanding of the functional diversity of fisheries by exploring the influence of global catch reconstruction; Scientific Reports
Individual-based food webs: species identity, body size and sampling effects; Advances in Ecological Research
Integrated modelling to support decision-making for marine social-ecological systems in Australia; ICES Journal of Marine Science
Integrating life cycle and impact assessments to map food’s cumulative environmental footprint; One Earth
Interacting forces of predation and fishing affect species’ maturation size; Ecology and Evolution
Linked sustainability challenges and trade-offs among fisheries, aquaculture and agriculture; Nature Ecology and Evolution
Living Planet Report 2020: Bending the Curve of Biodiversity Loss
Lost in space? Searching for directions in the spatial modelling of individuals, populations and species ranges; Biology Letters
Making modelling count - increasing the contribution of shelf-seas community and ecosystem models to policy development and management; Marine Policy
Making robust policy decisions using global biodiversity indicators; PLoS One
Managing consequences of climate-driven species redistribution requires integration of ecology, conservation and social science; Biological Reviews
Managing fisheries for maximum nutrient yield; Fish and Fisheries
Marine ecology and fisheries; Metabolic Ecology: A Scaling Approach
Marine Systems, Food Security, and Future Earth; Global Change and Future Earth: The Geoscience Perspective
Maternal contribution to the reproductive potential of a recovering fish stock: variability in the fecundity and condition of haddock (Melanogrammus aeglefinus) on the Scotian Shelf
mizer: an R package for multispecies, trait-based and community size spectrum ecological modelling; Methods in Ecology and Evolution
Multi-Species sIZE Spectrum Modelling in R
New directions in management strategy evaluation through cross-fertilization between fisheries science and terrestrial conservation; Biology Letters
Next-generation ensemble projections reveal higher climate risks for marine ecosystems; Nature Climate Change
Parameter uncertainty of a dynamic multi-species size spectrum model; Canadian Journal of Fisheries and Aquatic Sciences
Planetary boundaries for a blue planet; Nature Ecology and Evolution
Potential consequences of climate change for primary production and fish production in large marine ecosystems; Royal Society of London. Philosophical Transactions. Biological Sciences
Power of monitoring surveys to detect abundance trends in depleted populations: the effects of density-dependent habitat use, patchiness, and climate change; ICES Journal of Marine Science
Predicted effects of behavioural movement and passive transport on individual growth and community size structure in marine ecosystems; Advances in Ecological Research
Predicting global tuna vulnerabilities with spatial, economic, biological and climatic considerations; Scientific Reports
Predicting the consequences of species loss using size-structured biodiversity approaches; Biological Reviews
Predicting the impacts and socio-economic consequences of climate change on global marine ecosystems and fisheries - the QUEST_Fish Framework; World Fisheries: A Social-Ecological Analysis
Putting all foods on the same table: achieving sustainable food systems requires full accounting; Proceedings of the National Academy of Sciences of The United States of America
Quantifying heterogeneous responses of fish community size structure using novel combined statistical techniques; Global Change Biology
Quantifying uncertainty and dynamical changes in multi-species fishing mortality rates, catches and biomass by combining state-space and size-based multi-species models; Fish and Fisheries
Reef communities show predictable undulations in linear abundance size spectra from copepods to sharks; Ecology Letters
Refocusing multiple stressor research around the targets and scales of ecological impacts; Nature Ecology and Evolution
Relative impacts of simultaneous stressors on a pelagic marine ecosystem; Frontiers in Marine Science
Reply to ‘Whaling catch data are not reliable for analyses of body size shifts’; Nature Ecology and Evolution
Satellite remote sensing of ecosystem functions: opportunities, challenges and way forward; Remote Sensing in Ecology and Conservation
Scaling marine fish movement behavior from individuals to populations; Ecology and Evolution
Shifts in plankton size spectra modulate growth and coexistence of anchovy and sardine in upwelling systems; Canadian Journal of Fisheries and Aquatic Sciences
Size matters for fish in a changing climate
Size-based indicators show depth-dependent change over time in the deep sea; ICES Journal of Marine Science
Size-spectra dynamics from stochastic predation and growth of individuals; Ecology
Sourcing practices matter more than ingredients for the environmental footprint of salmon aquaculture feeds; World Aquaculture Society
Species-specific ontogenetic diet shifts attenuate trophic cascades and lengthen food chains in exploited ecosystems; Oikos
Temperature impacts on fish physiology and resource abundance lead to faster growth but smaller fish sizes and yields under warming; Global Change Biology
Testing and recommending methods for fitting size spectra to data; Methods in Ecology and Evolution
Testing CPUE-derived spatial occupancy as an indicator for stock abundance: application to deep-sea stocks; Aquatic Living Resources
The dynamics of size-structured ecosystems
The effects of seasonal processes on size spectrum dynamics; Canadian Journal of Fisheries and Aquatic Sciences
The effects of trawling and primary production on size-structured food webs in seabed ecosystems; Canadian Journal of Fisheries and Aquatic Sciences
The environmental footprint of global food production; Nature Sustainability
The population increase of common guillemots Uria aalge on Skomer Island is explained by intrinsic demographic properties; Journal of Avian Biology
The specificity of marine ecological indicators to fishing in the face of environmental change: a multi-model evaluation; Ecological Indicators
Time to rethink trophic levels in aquaculture policy; Reviews in Aquaculture
To achieve a sustainable blue future, progress assessments must include interdependencies between the sustainable development goals; One Earth
Trend analysis of indicators: a comparison of recent changes in the status of marine ecosystems around the world; ICES Journal of Marine Science
Twenty‐first‐century climate change impacts on marine animal biomass and ecosystem structure across ocean basins; Global Change Biology
Two takes on the ecosystem impacts of climate change and fishing: comparing a size-based and a species-based ecosystem model in the central North Pacific; Progress in Oceanography
Uniting discoveries of abundance-size distributions from soils and seas; Trends in Ecology and Evolution
Using an integral projection model to assess the effect of temperature on the growth of gilthead seabream Sparus aurata; PLoS ONE
Using stable isotope data to advance marine food web modelling; Reviews in Fish Biology and Fisheries
Vulnerability of coral reef fisheries to a loss of structural complexity; Current Biology
Welcome to the Anthropocene
Where the ecological gaps remain, a modelers' perspective; Frontiers in Ecology and Evolution
Zooplankton are not fish: improving zooplankton realism in size-spectrum models mediates energy transfer in food webs; Frontiers in Marine Science

Research Projects

ARC Research Hub for Sustainable Onshore Lobster Aquaculture; Australian Research Council (ARC)
Australian Antarctic Program Partnership; Department of Industry, Innovation and Science (DoIIS)
Bridging the land-sea divide to ensure food security under climate change; Australian Research Council (ARC)
Decadal scale projection of changes in Australian fisheries stocks under climate change; Fisheries Research & Development Corporation (FRDC)
Expert Working Group on Benchmarks for Ecosystem Assessment under EBFM; Lenfest Ocean Program (LOP)
Future fisheries under climate change: the missing role of zooplankton; Australian Research Council (ARC)
Impact of environmental variability on the Patagonian Toothfish (Dissostichus eleginoides) fishery; Fisheries Research & Development Corporation (FRDC)
Life in the fast lane: Macroecology of cephalopods in a changing climate; Holsworth Wildlife Research Endowment (HWRE)
Mesopelagic Southern Ocean Prey and Predators (MESOPP); European Commission (EC)
New models for understanding the role of mesopelagic fishes and squid in Southern Ocean ecosystems; Scientific Committee on Antarctic Research (SCAR)
Optimising feeds to support ecosystem-based aquaculture; Australian Research Council (ARC)
Rewiring marine food webs: predicting consequences of species range shifts; Australian Research Council (ARC)
Species on the Move International Conference; Ian Potter Foundation (IPF)
The Australian Centre for Excellence in Antarctic Science; Australian Research Council (ARC)
The environmental impacts of linking marine and terrestrial food production; The Royal Society (TRS)
Tools to assess cross-sector interactions; Blue Economy CRC Co (BECRC)
Estimation of world fishing fleet capacity and effort
FoodMIP - Future of food from the sea: climate impact model improvement project
Global Fisheries Stability in a Rapidly Changing Climate
Peer Prize for Women 2017, Biodiversity redistribution under climate change: Impacts on ecosystems and human well-being

Research Candidate Supervision