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Environmental Sciences
New Zealand
2025

D-Index & Metrics

Environmental Sciences

D-Index
57
Citations
11024
World Ranking
3476
National Ranking
16

Research.com Recognitions

  • 2025 - Research.com Environmental Sciences in New Zealand Leader Award
  • 2023 - Research.com Environmental Sciences in New Zealand Leader Award
  • 2022 - Research.com Environmental Sciences in New Zealand Leader Award

Overview

Robert J. Davies-Colley is affiliated with the National Institute of Water and Atmospheric Research in New Zealand. Their research primarily spans the fields of Environmental Science and Earth and Planetary Sciences, with notable contributions in subfields such as Ecology, Oceanography, Water Science and Technology, Nature and Landscape Conservation, and Soil Science.

The scientist has focused on several main research topics, including Fish Ecology and Management Studies, Hydrology and Sediment Transport Processes, Soil Erosion and Sediment Transport, Marine and Coastal Plant Biology, Marine Biology and Ecology Research, Fecal Contamination and Water Quality, and Hydrology and Watershed Management Studies.

Recent published papers demonstrate a broad range of environmental and water-related scientific inquiries:

  • Effects of Fine Sediment on Seagrass Meadows: A Case Study of Zostera muelleri in Pāuatahanui Inlet, New Zealand (2020), Journal of Marine Science and Engineering
  • Fine sediment effects on seagrasses: A global review, quantitative synthesis and multi-stressor model (2021), Marine Environmental Research
  • Weak numerical comparability of ISO-7027-compliant nephelometers. Ramifications for turbidity measurement applications (2021), Hydrological Processes
  • Modeling Contaminant Microbes in Rivers During Both Baseflow and Stormflow (2022), Geophysical Research Letters
  • Comparison of faecal indicator and viral pathogen light and dark disinfection mechanisms in wastewater treatment pond mesocosms (2021), Journal of Environmental Management

The scientist has frequently published in several venues, including:

  • New Zealand Journal of Marine and Freshwater Research
  • Marine Environmental Research
  • Hydrological Processes
  • Geophysical Research Letters
  • The Science of The Total Environment

Collaborative research is a significant aspect of their work, with frequent co-authors such as Andrew O. Hughes, Rebecca Stott, Iñigo Zabarte-Maeztu, Fleur E. Matheson, and Merilyn Manley-Harris.

Best Publications

  • TURBIDITY SUSPENI)ED SEDIMENT, AND WATER CLARITY: A REVIEW 1

    Unknown

  • Sunlight inactivation of fecal indicator bacteria and bacteriophages from waste stabilization pond effluent in fresh and saline waters.

    Lester W. Sinton;Carollyn H. Hall;Philippa A. Lynch;Robert J. Davies-Colley

  • LAND USE EFFECTS ON HABITAT, WATER QUALITY, PERIPHYTON, AND BENTHIC INVERTEBRATES IN WAIKATO, NEW ZEALAND, HILL-COUNTRY STREAMS

    John M. Quinn;A. Bryce Cooper;Robert J. Davies‐Colley;J. Christopher Rutherford

  • Microclimate gradients across a forest edge

    R. J. Davies-Colley;G. W. Payne;M. van Elswijk

  • Inactivation of faecal indicator micro-organisms in waste stabilisation ponds: interactions of environmental factors with sunlight

    R.J Davies-Colley;A.M Donnison;D.J Speed;C.M Ross

  • Sunlight-mediated inactivation of health-relevant microorganisms in water: a review of mechanisms and modeling approaches

    Kara L. Nelson;Alexandria B. Boehm;Robert J. Davies-Colley;Michael C. Dodd

  • Faecal bacteria yields in artificial flood events: quantifying in-stream stores

    R.W. Muirhead;R.J. Davies-Colley;A.M. Donnison;J.W. Nagels

  • Planted Riparian Buffer Zones in New Zealand: Do They Live Up to Expectations?

    Stephanie M. Parkyn;Rob J. Davies-Colley;N. Jane Halliday;Kerry J. Costley

  • Sunlight inactivation of enterococci and fecal coliforms in sewage effluent diluted in seawater.

    Robert J. Davies-Colley;Robert G. Bell;Andrea M. Donnison

  • Absorption of light by yellow substance in freshwater lakes

    R. J. Davies-Colley;W. N. Vant

  • Stream channels are narrower in pasture than in forest

    Robert J. Davies‐Colley

  • Effects of clay discharges on streams

    John M. Quinn;Robert J. Davies-Colley;Christopher W. Hickey;Maggie L. Vickers

  • Estimating solar radiation on slopes of arbitrary aspect

    Y.Q. Tian;R.J. Davies-Colley;P. Gong;B.W. Thorrold

  • Predicting the effects of shade on water temperature in small streams

    J. Christopher Rutherford;Shane Blackett;Colin Blackett;Laurel Saito

  • Effects of clay discharges on streams: 1. Optical properties and epilithon

    Robert J. Davies-Colley;Christopher W. Hickey;John M. Quinn;Paddy A. Ryan

  • Inactivation of enterococci and fecal coliforms from sewage and meatworks effluents in seawater chambers

    L W Sinton;R J Davies-Colley;R G Bell

  • Ecological characterisation, classification, and modelling of New Zealand rivers: An introduction and synthesis

    Barry J. F. Biggs;Maurice J. Duncan;Ian G. Jowett;John M. Quinn

  • Measuring water clarity with a black disk

    Robert J. Davies-Colley

  • Water quality impact of a dairy cow herd crossing a stream

    R. O. B. J. Davies-Colley;John W. Nagels;Rob A. Smith;Roger G. Young

  • Faecal contamination over flood events in a pastoral agricultural stream in New Zealand

    J.W. Nagels;R.J. Davies-Colley;A.M. Donnison;R.W. Muirhead

  • Sunlight Inactivation ofEnterococci andFecal Coliforms in SewageEffluent Diluted inSeawater

    Robert J. Davies-Colley;Robert G. Bell;Andandrea M. Donnison

Frequent Co-Authors

John M. Quinn
John M. Quinn National Institute of Water and Atmospheric Research
Murray E. Close
Murray E. Close Institute of Environmental Science and Research
Barry J. F. Biggs
Barry J. F. Biggs National Institute of Water and Atmospheric Research
Kirsten M. de Beurs
Kirsten M. de Beurs Wageningen University & Research
Aaron I. Packman
Aaron I. Packman Northwestern University
Chris C. Tanner
Chris C. Tanner National Institute of Water and Atmospheric Research
Kara L. Nelson
Kara L. Nelson University of California, Berkeley
Alexandria B. Boehm
Alexandria B. Boehm Stanford University
Rupert J. Craggs
Rupert J. Craggs National Institute of Water and Atmospheric Research

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