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List of works by Richard J Williams

A comparison of two methods for the assessment of stress axis activity in wild fish in relation to wastewater effluent exposure.

scientific article

A model to estimate influent and effluent concentrations of estradiol, estrone, and ethinylestradiol at sewage treatment works

scientific article

A national risk assessment for intersex in fish arising from steroid estrogens.

scientific article published in January 2009

A network extension of species occupancy models in a patchy environment applied to the Yosemite Toad (Anaxyrus canorus).

scientific article

A practical demonstration in modelling diclofenac and propranolol river water concentrations using a GIS hydrology model in a rural UK catchment.

scientific article

Adaptive foraging and the rewiring of size-structured food webs following extinctions

scientific article published in 2011

Allometric scaling enhances stability in complex food webs

scientific article published in November 2006

Aluminium solubility controls in acid waters: the need for a reappraisal

scholarly article

An assessment of the fate, behaviour and environmental risk associated with sunscreen TiO₂ nanoparticles in UK field scenarios

scientific article

Analysis of the QUESTOR water quality model using a Fourier amplitude sensitivity test (FAST) for two UK rivers

scientific article

Assessing herbicide concentrations in the saturated and unsaturated zone of a Chalk aquifer in southern England

scientific article published on March 2001

Assessing the concentrations of polar organic microcontaminants from point sources in the aquatic environment: measure or model?

scientific article published on August 2008

Assessing the ecotoxicologic hazards of a pandemic influenza medical response

scientific article

Biogeochemical and climate drivers of wetland phosphorus and nitrogen release: Implications for nutrient legacies and eutrophication risk

scientific article published in 2020

Biological and anthropogenic predictors of metal concentration in the Eurasian otter, a sentinel of freshwater ecosystems

scientific article published on 04 August 2020

Cascading extinctions and community collapse in model food webs

scientific article

Comment on "Foraging adaptation and the relationship between food-web complexity and stability"

scientific article published on 01 August 2003

Comment on “Identification of Estrogenic Chemicals in STW Effluent. 1. Chemical Fractionation and in Vitro Biological Screening”

Comparing predicted against measured steroid estrogen concentrations and the associated risk in two United Kingdom river catchments

scientific article published on 2 March 2012

Compilation and network analyses of cambrian food webs

scientific article

Conclusions to the special issue of Science of the Total Environment concerning 'The water quality of UK rivers entering the North Sea'.

scientific article published on May 2000

Consumer-resource body-size relationships in natural food webs

scientific article published in October 2006

Coupling high-frequency stream metabolism and nutrient monitoring to explore biogeochemical controls on downstream nitrate delivery

Cytotoxic drugs in drinking water: a prediction and risk assessment exercise for the thames catchment in the United kingdom

scientific article published on 19 August 2009

Declines in phosphorus concentration in the upper River Thames (UK): links to sewage effluent cleanup and extended end-member mixing analysis

scientific article published on 17 November 2009

Decreasing boron concentrations in UK rivers: insights into reductions in detergent formulations since the 1990s and within-catchment storage issues

scientific article

Diurnal and longer term patterns in carbon dioxide and calcite saturation for the River Kennet, south-eastern England

scientific article

Do concentrations of ethinylestradiol, estradiol, and diclofenac in European rivers exceed proposed EU environmental quality standards?

scientific article published on 10 October 2013

Do cytotoxic chemotherapy drugs discharged into rivers pose a risk to the environment and human health? An overview and UK case study

article

Do natural rubber latex condoms pose a risk to aquatic systems?

scientific article

ESTIMATING SPECIES RICHNESS: SENSITIVITY TO SAMPLE COVERAGE AND INSENSITIVITY TO SPATIAL PATTERNS

scientific article published in 2003

Ecogeographical rules and the macroecology of food webs

scientific article published on 20 May 2019

Effects of spatial scale of sampling on food web structure

scientific article

Endocrine disruption due to estrogens derived from humans predicted to be low in the majority of U.S. surface waters

scientific article published on 27 April 2012

Endocrine disruption in juvenile roach from English rivers: a preliminary study

scientific article published in 2004

Environmental concentrations of anti-androgenic pharmaceuticals do not impact sexual disruption in fish alone or in combination with steroid oestrogens

scientific article published on 16 January 2015

Estimating surface water concentrations of "down-the-drain" chemicals in China using a global model.

scientific article published on 5 December 2011

Exploiting monitoring data in environmental exposure modelling and risk assessment of pharmaceuticals.

scientific article

Food-web structure and network theory: The role of connectance and size

scientific article

From dishwasher to tap? Xenobiotic substances benzotriazole and tolyltriazole in the environment

scientific article

Highly resolved early Eocene food webs show development of modern trophic structure after the end-Cretaceous extinction

scientific article (publication date: 7 May 2014)

Impact of climate change and population growth on a risk assessment for endocrine disruption in fish due to steroid estrogens in England and Wales.

scientific article

Impacts of climate change on indirect human exposure to pathogens and chemicals from agriculture

scientific article

Impacts of climate change on indirect human exposure to pathogens and chemicals from agriculture

scientific article published on 01 May 2010

Impacts of climate change on the fate and behaviour of pesticides in surface and groundwater--A UK perspective.

scientific article

Internal loading of phosphorus in a sedimentation pond of a treatment wetland: effect of a phytoplankton crash

scientific article published on 21 March 2011

Large microplastic particles in sediments of tributaries of the River Thames, UK - Abundance, sources and methods for effective quantification

scientific article published on 27 September 2016

Limits to trophic levels and omnivory in complex food webs: theory and data

scientific article

Measuring in-stream productivity: the potential of continuous chlorophyll and dissolved oxygen monitoring for assessing the ecological status of surface waters

scientific article published in January 2003

Mechanistic theory and modelling of complex food-web dynamics in Lake Constance

scientific article published on 18 April 2012

Modeling Effects of Mixtures of Endocrine Disrupting Chemicals at the River Catchment Scale

article

Modeling of steroid estrogen contamination in UK and South Australian rivers predicts modest increases in concentrations in the future

scientific article

Modelling concentrations of decamethylcyclopentasiloxane in two UK rivers using LF2000-WQX.

scientific article published on 30 September 2009

Modelling in-stream temperature and dissolved oxygen at sub-daily time steps: an application to the River Kennet, UK.

scientific article published on 7 March 2012

More than a meal… integrating non-feeding interactions into food webs

scientific article

Nano silver and nano zinc-oxide in surface waters - exposure estimation for Europe at high spatial and temporal resolution

scientific article

Network structure and biodiversity loss in food webs: robustness increases with connectance

scientific article published in 2002

On the prevalence and dynamics of inverted trophic pyramids and otherwise top-heavy communities.

scientific article

Parasites affect food web structure primarily through increased diversity and complexity

scientific article

Particulate and colloidal silver in sewage effluent and sludge discharged from British wastewater treatment plants.

scientific article published on 21 April 2014

Pesticide fate and behaviour in the UK Chalk aquifer, and implications for groundwater quality

Phosphorus dynamics and productivity in a sewage-impacted lowland chalk stream

article

Phosphorus sources, speciation and dynamics in the lowland eutrophic River Kennet, UK.

scientific article published in January 2002

Phosphorus-calcium carbonate saturation relationships in a lowland chalk river impacted by sewage inputs and phosphorus remediation: an assessment of phosphorus self-cleansing mechanisms in natural waters

scientific article

Populations of a cyprinid fish are self-sustaining despite widespread feminization of males

scientific article published on 13 January 2014

Potential for aerobic isoproturon biodegradation and sorption in the unsaturated and saturated zones of a chalk aquifer

article

Predator traits determine food-web architecture across ecosystems

scientific article published on 20 May 2019

Predicted exposures to steroid estrogens in U.K. rivers correlate with widespread sexual disruption in wild fish populations

scientific article

Predicting accurate and ecologically relevant regional scale concentrations of triclosan in rivers for use in higher-tier aquatic risk assessments

scientific article

Predicting invasion success in complex ecological networks ⬇️

scientific article

Predicting risks from down-the-drain chemicals in a developing country: Mexico and linear alkylbenzene sulfonate as a case study

scientific article published on 19 July 2018

Prediction of environmental concentrations of glucocorticoids: the River Thames, UK, as an example

scientific article

Prioritising anticancer drugs for environmental monitoring and risk assessment purposes.

scientific article

Response to Letter to the Editor “Aerobic phosphorus release from shallow lake sediments”

article

Role of river bed sediments as sources and sinks of phosphorus across two major eutrophic UK river basins: the Hampshire Avon and Herefordshire Wye

article

Simple prediction of interaction strengths in complex food webs.

scholarly article

Simulation of pesticide runoff at Rosemaund Farm (UK) using the SoilFug model

scientific article published on 01 September 1994

Social Network Analysis and Qualitative Interviews for Assessing Geographic Characteristics of Tourism Business Networks

scientific article

Statistical modeling suggests that antiandrogens in effluents from wastewater treatment works contribute to widespread sexual disruption in fish living in English rivers

scientific article

Steroid estrogens profiles along river stretches arising from sewage treatment works discharges.

scientific article

Success and its limits among structural models of complex food webs

scientific article published on 12 February 2008

THE POTENTIAL FOR ESTRADIOL AND ETHINYLESTRADIOL TO SORB TO SUSPENDED AND BED SEDIMENTS IN SOME ENGLISH RIVERS

Temporal and small-scale spatial variations of dissolved oxygen in the Rivers Thames, Pang and Kennet, UK

scientific article published on 01 May 2000

The British river of the future: how climate change and human activity might affect two contrasting river ecosystems in England

scientific article

The consequences of size dependent foraging for food web topology

article published in 2011

The potential for estradiol and ethinylestradiol degradation in English rivers.

scientific article

The potential for estradiol and ethinylestradiol to sorb to suspended and bed sediments in some English rivers

scientific article published on December 2002

The potential steroid hormone contribution of farm animals to freshwaters, the United Kingdom as a case study

scientific article

The roles and impacts of human hunter-gatherers in North Pacific marine food webs

scientific article published on 17 February 2016

The stress response of three-spined sticklebacks is modified in proportion to effluent exposure downstream of wastewater treatment works

scientific article published on 13 September 2012

The use of modelling to predict levels of estrogens in a river catchment: how does modelled data compare with chemical analysis and in vitro yeast assay results?

scientific article

The water quality of UK rivers entering the North Sea

scientific article published on 01 May 2000

The water quality of the Great Ouse

The water quality of the River Kennet: initial observations on a lowland chalk stream impacted by sewage inputs and phosphorus remediation

scientific article

The water quality of the River Thames at a rural site downstream of Oxford

Towards a renewed research agenda in ecotoxicology

scientific article

Towards establishing aluminium hydroxy silicate solubility relationships for natural waters

Toxicity characterisation of organic contaminants in stormwaters from an agricultural headwater stream in south east England

scientific article published in July 2001

Two degrees of separation in complex food webs

scientific article

Use of a Gammarus pulex bioassay to measure the effects of transient carbofuran runoff from farmland

scientific article published in March 1995

What difference might sewage treatment performance make to endocrine disruption in rivers?

scientific article

Worldwide estimation of river concentrations of any chemical originating from sewage-treatment plants using dilution factors

scientific article

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