Dr Gareth Williams

Reader / Director of Impact and Engagement

Contact info

Room: 303 Craig Mair      Phone: +44(0)1248 382588

E-mail: g.j.williams@bangor.ac.uk      Twitter 

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I graduated in Marine Biology (University of Liverpool) in 2004 and completed an MSc in Marine Environmental Protection (Bangor University) in 2006. I began a PhD in Marine Biology (Victoria University of Wellington, New Zealand) in 2007 in coral disease ecology, combining macroecology, experimental ecology, and histopathology to identify disease baselines and drivers of disease prevalence on Pacific coral reefs. A focus study site of mine was Palmyra Atoll, an uninhabited atoll in the Northern Line Islands. After obtaining my PhD in 2011, I was awarded a post-doctoral scholarship at Scripps Institution of Oceanography, University of California San Diego (UCSD) where I continued to work on the macroecology of Pacific coral reefs. This role at Scripps transitioned into an Assistant Project Scientist position within the Center for Marine Biodiversity and Conservation in 2013. I left Scripps in late 2015 to return to the UK and take up my full-time role within the School of Ocean Sciences at Bangor University.  

I am a marine ecologist specialising in coral reef ecology. My work focuses on the interaction of organisms with their environment, often taking a macroecological approach. I am particularly interested in how human activities and natural biophysical gradients interact to drive community patterns across multiple trophic levels (microbes to sharks) and scales (individual reefs to entire ocean basins). Much of my work incorporates remote coral reefs free from direct human impact, providing key replication at the unimpacted end of an intact-to-degraded ecosystem spectrum. By surveying across extensive geographical areas we address broad questions pertaining to: 1. the human, climatic and oceanographic drivers of coral reef ecosystem structure and function, 2. climate change impacts to coral reef ecosystems, 3. the spatial ecology of coral reefs, and 4. disease dynamics on coral reefs.

 

Research Areas 

  1. Article › Research › Peer-reviewed
  2. Published

    Gradients in primary production predict trophic strategies of mixotrophic corals across spatial scales

    Fox, M. D., Williams, G. J., Johnson, M. D., Radice, V. Z., Zgliczynski, B. J., Kelly, E. L. A., Rohwer, F. L., Sandin, S. A. & Smith, J. E., 5 Nov 2018, In: Current Biology. 28, 21, p. 3355-3363

    Research output: Contribution to journalArticlepeer-review

  3. Gross and microscopic morphology of lesions in Cnidaria from Palmyra Atoll, Central Pacific

    Williams, G. J., Work, T. M., Aeby, G. S., Knapp, I. S. & Davy, S. K., Feb 2011, In: Journal of Invertebrate Pathology. 106, 2, p. 165-173

    Research output: Contribution to journalArticlepeer-review

  4. Growth Anomalies on the Coral Genera Acropora and Porites Are Strongly Associated with Host Density and Human Population Size across the Indo-Pacific

    Aeby, G. S., Williams, G. J., Franklin, E. C., Haapkyla, J., Harvell, C. D., Neale, S., Page, C. A., Raymundo, L., Vargas-Angel, B., Willis, B. L., Work, T. M. & Davy, S. K., 18 Feb 2011, In: PLoS ONE. 6, 2

    Research output: Contribution to journalArticlepeer-review

  5. Published

    Guiding coral reef futures in the Anthropocene

    Norstrom, A. V., Nystrom, M., Jouffray, J-B., Folke, C., Graham, N. A. J., Moberg, F., Olsson, P. & Williams, G., 1 Nov 2016, In: Frontiers in Ecology and the Environment.

    Research output: Contribution to journalArticlepeer-review

  6. Published

    Hawaiʻi Coral Disease database (HICORDIS): species-specific coral health data from across the Hawaiian archipelago

    Caldwell, J. M., Burns, J. H. R., Couch, C., Ross, M., Runyon, C., Takabayashi, M., Vargas-Ángel, B., Walsh, W., Walton, M., White, D., Williams, G. & Heron, S. F., Sept 2016, In: Data in Brief. 8, p. 1054-1058

    Research output: Contribution to journalArticlepeer-review

  7. Published

    High frequency temperature variability reduces the risk of coral bleaching

    Safaie, A., Silbiger, N. J., McClanahan, T. R., Pawlak, G., Barshis, D. J., Hench, J. L., Rogers, J. S., Williams, G. & Davis, K. A., 2018, In: Nature Communications. 9, 1671.

    Research output: Contribution to journalArticlepeer-review

  8. E-pub ahead of print

    Host density and anthropogenic stress are drivers of variability in dark spot disease in Siderastrea siderea across the Florida Reef Tract

    Aeby, G. S., Williams, G. J., Whitall, D., Davies, A., Fromuth, E. & Walker, B. K., 27 Jun 2023, (E-pub ahead of print) In: Bulletin of Marine Science .

    Research output: Contribution to journalArticlepeer-review

  9. Published

    Identifying multiple coral reef regimes and their drivers across the Hawaiian archipelago

    Jouffray, J., Nystrom, M., Norstrom, A. V., Williams, I. D., Wedding, L. M., Kittinger, J. N. & Williams, G. J., 24 Nov 2014, In: Philosophical Transactions of the Royal Society B. 370, 1659

    Research output: Contribution to journalArticlepeer-review

  10. Published

    Impacts and Recovery from Severe Tropical Cyclone Yasi on the Great Barrier Reef

    Beeden, R., Maynard, J., Puotinen, M., Marshall, P., Dryden, J., Goldberg, J. & Williams, G., 15 Apr 2015, In: PLoS ONE. 10, 4, p. e0121272

    Research output: Contribution to journalArticlepeer-review

  11. Published

    Improving marine disease surveillance through sea temperature monitoring, outlooks and projections

    Maynard, J., van Hooidonk, R., Harvell, C. D., Eakin, C. M., Liu, G., Willis, B. L., Williams, G., Groner, M. L., Dobson, A., Heron, S. F., Glenn, R., Reardon, K. & Shields, J. D., 5 Mar 2016, In: Philosophical Transactions of The Royal Society B: Biological Sciences. 371, 1689

    Research output: Contribution to journalArticlepeer-review

  12. Published

    Influence of local environmental variables on the viral consortia associated with the coral Montipora capitata from Kaneohe Bay, Hawaii, USA

    Lawrence, S. A., Wilkinson, S. P., Davy, J. E., Arlidge, W. N., Williams, G. J., Wilson, W. H., Aeby, G. S. & Davy, S. K., 24 Mar 2015, In: Aquatic Microbial Ecology. 74, p. 251-262

    Research output: Contribution to journalArticlepeer-review

  13. Published

    Influence of upwelling on coral reef benthic communities: a systematic review and meta-analysis

    Spring, D. & Williams, G. J., 29 Mar 2023, In: Proceedings of the Royal Society B: Biological Sciences. 290, 1995, p. 20230023 1 p.

    Research output: Contribution to journalArticlepeer-review

  14. Published

    Large-area imaging reveals biologically driven non-random spatial patterns of corals at a remote reef

    Edwards, C., Eynaud, Y., Williams, G., Pedersen, N., Zgliczynski, B., Gleason, A., Smith, J. & Sandin, S., Dec 2017, In: Coral Reefs. 36, 4, p. 1291-1305

    Research output: Contribution to journalArticlepeer-review

  15. Published

    Linking variation in planktonic primary production to coral reef fish growth and condition

    Roche, R., Heenan, A., Taylor, B. M., Schwarz, J. N., Fox, M. D., Southworth, L., Williams, G. & Turner, J., 31 Aug 2022, In: Royal Society Open Science. 9, 8, p. 201012 201012.

    Research output: Contribution to journalArticlepeer-review

  16. Published

    Local genomic adaptation of coral reef-associated microbiomes to gradients of natural variability and anthropogenic stressors

    Kelly, L. W., Williams, G. J., Barott, K. L., Carlson, C. A., Dinsdale, E. A., Edwards, R. A., Haas, A. F., Haynes, M., Lim, Y. W., McDole, T., Nelson, C. E., Sala, E., Sandin, S. A., Smith, J. E., Vermeij, M. J., Youle, M. & Rohwer, F., 30 Jun 2014, In: Proceedings of the National Academy of Sciences of the United States of America. 111, 28, p. 10227-10232

    Research output: Contribution to journalArticlepeer-review

  17. Published

    Local human impacts decouple natural biophysical relationships on Pacific coral reefs

    Williams, G. J., Gove, J. M., Eynaud, Y., Zgliczynski, B. J. & Sandin, S. A., 28 Feb 2015, In: Ecography. 38, 8, p. 751-761

    Research output: Contribution to journalArticlepeer-review

  18. Published

    Local human impacts disrupt depth-dependent zonation of tropical reef fish communities

    Richardson, L., Heenan, A., Delargy, A., Neubauer, P., Lecky, J., Gove, J. M., Green, M., Kindinger, T., Ingeman, K. & Williams, G. J., Nov 2023, In: Nature Ecology and Evolution. 7, 11, p. 1844-1855 12 p.

    Research output: Contribution to journalArticlepeer-review

  19. Published

    Local human impacts disrupt relationships between benthic reef assemblages and environmental predictors

    Ford, A., Jouffray, J-B., Norstrom, A. V., Moore, B., Nugues, M., Williams, G. J., Bejarano, S., Magron, F., Wild, C. & Ferse, S., 21 Oct 2020, In: Frontiers in Marine Science. 7, 571115.

    Research output: Contribution to journalArticlepeer-review

  20. Published

    Local-scale projections of coral reef futures and implications of the Paris Agreement

    van Hooidonk, R., Maynard, J. A., Tamelander, J., Gove, J. M., Ahmadia, G. N., Raymundo, L., Williams, G., Heron, S. F. & Planes, S., Dec 2016, In: Scientific Reports. 6, 39666.

    Research output: Contribution to journalArticlepeer-review

  21. Published

    Localized outbreaks of coral disease on Arabian reefs are linked to extreme temperatures and environmental stressors

    Aeby, G., Howells, E., Work, T., Abrego, D., Williams, G. J., Wedding, L., Caldwell, J., Moritsch, M. & Burt, J., Jun 2020, In: Coral Reefs. 39, 3, p. 829-846 18 p.

    Research output: Contribution to journalArticlepeer-review

  22. Published

    Macroalgae exhibit diverse responses to human disturbances on coral reefs

    Cannon, S., Donner, S., Liu, A., Gonzalez Espinosa, P., Baird, A., Baum, J., Bauman, A., Beger, M., Benkwitt, C., Birt, M., Chancerelle, Y., Cinner, J., Crane, N., Denis, V., Depczynski, M., Fadli, N., Fenner, D., Fulton, C., Golbuu, Y., Graham, N., Guest, J., Harrison, H., Hobbs, J-P., Hoey, A., Holmes, T., Houk, P., Januchowski-Hartley, F., Jompa, J., Kuo, C-Y., Valentino Limmon, G., Lin, Y., McClanahan, T., Muenzel, D., Paddack, M., Planes, S., Pratchett, M., Radford, B., Reimer, J., Richards, Z., Ross, C., Rulmal Jr., J., Sommer, B., Williams, G. J. & Wilson, S., 1 Jun 2023, In: Global Change Biology. 29, 12, p. 3318-3330

    Research output: Contribution to journalArticlepeer-review

  23. Published

    Meta-Mass Shift Chemical (MeMSChem) profiling of metabolomes from coral reefs

    Hartmann, A., Petras, D., Quinn, R., Protsyuk, I., Archer, F., Ransome, E., Williams, G., Bailey, B., Vermeij, M., Alexandrov, T., Dorrestein, P. & Rohwer, F., 31 Oct 2017, In: Proceedings of the National Academy of Sciences of the United States of America. 114, 44, p. 11685-11690

    Research output: Contribution to journalArticlepeer-review

  24. Published

    Metagenomic covariation along densely sampled environmental gradients in the Red Sea

    Thompson, L. R., Williams, G., Haroon, M. F., Shibl, A., Larsen, P., Shorenstein, J., Knight, R. & Stingl, U., Jan 2017, In: ISME Journal. 11, p. 138-151

    Research output: Contribution to journalArticlepeer-review

  25. Modeling patterns of coral bleaching at a remote Central Pacific atoll

    Williams, G. J., Knapp, I. S., Maragos, J. E. & Davy, S. K., Sept 2010, In: Marine Pollution Bulletin. 60, 9, p. 1467-1476

    Research output: Contribution to journalArticlepeer-review

  26. Published

    Modelling the linkage between coral assemblage structure and pattern of environmental forcing

    Sandin, S. A., Eynaud, Y., Williams, G. J., Edwards, C. & McNamara, D., 14 Oct 2020, In: Royal Society Open Science. 7, 10, 200565.

    Research output: Contribution to journalArticlepeer-review