Room: 3rd Floor Marine Centre Wales    Phone: 01248 383972

E-mail: r.roche@bangor.ac.uk

Web: Twitter; Google Scholar; ResearchGate

I am a Research Fellow at the Center for Applied Marine Sciences, with a broad background in marine ecology, environmental geochemistry, and social/anthropological research, and specific training and expertise in environmental sampling and data analysis. I utilize a multi-disciplinary approach to address pressing environmental questions, and have a strong record of professional collaboration with industry and NGOs.

Research Areas

Marine Conservation and Resource Management

Marine Ecology

• 
  MMU,
• Biological Sciences (Zoology)
  University of Edinburgh,
• Tropical Coastal Management
  University of Newcastle,
• Master of Marine Affairs
  University of Rhode Island,

PhD Supervision

Master's Project Supervision

’Rydwyf yn fodlon goruchwylio cwrs PhD

2025

• CyhoeddwydDiverReef: A global database of the behavior of recreational divers and their interactions with reefs over 20 years
  Giglio, V. & Roche, R., 20 Chwef 2025, Yn: Ecology. 106, 2, e4519.
  Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
• E-gyhoeddi cyn argraffuEffects of protection on large‐bodied reef fishes in the western Indian Ocean
  Samoilys, M., Osuka, K., Roche, R., Koldewey, H. & Chabanet, P., 24 Ion 2025, (E-gyhoeddi cyn argraffu) Yn: Conservation Biology. e14430.
  Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
• CyhoeddwydQuantifying coral reef carbonate budgets: a comparison between ReefBudget and CoralNet
  Sannassy Pilly, J., Townsend, J. E., Alisa, C. A. G., Razak, T. B., Turner, J., Roche, R., Chan, S., Kriegman, D. J., Andersson, A. J., Perry, C. T., Lange, I. D. & Courtney, T. A., 17 Maw 2025, Yn: Coral Reefs.
  Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

2024

• CyhoeddwydCoral carbonate production across depth: homogenisation after bleaching?
  Sannassy Pilly, J., Lange, I., Roche, R., Perry, C., Mogg, A., Dawson, K. & Turner, J., 11 Hyd 2024, Yn: Coral Reefs. 43, 6, t. 1803-1818 16 t.
  Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
• CyhoeddwydCoral reef recovery in a remote and large marine protected area is resilient to cascading trophic interactions
  McDevitt-Irwin, J. M., Chapuis, M., Carlson, R., Meekan, M., Palmisciano, M., Roche, R., Taylor, B. M., Tietjen, K. L., Tillman, C. & Micheli, F., 1 Hyd 2024, Yn: Biological Conservation. 298
  Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
• CyhoeddwydDepth variation in benthic community response to repeated marine heatwaves on remote Central Indian Ocean reefs
  Sannassy Pilly, J., Roche, R., Richardson, L. & Turner, J., 27 Maw 2024, Yn: Royal Society Open Science. 11, 3, t. 231246
  Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
• E-gyhoeddi cyn argraffuImpacts of “Reef Star” coral restoration on multiple metrics of habitat complexity
  Vida, R., Razak, T. B., Mogg, A. O. M., Roche, R., Lynch, J., Williams, B., Alisa, C. A. G., Subhan, B., Agus, S. B., Graham, N. A. J. & Lamont, T. A. C., 16 Medi 2024, (E-gyhoeddi cyn argraffu) Yn: Restoration Ecology. e14263.
  Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

2023

• CyhoeddwydAuthor Correction: Vulnerability to collapse of coral reef ecosystems in the Western Indian Ocean
  Obura, D., Gudka, M., Samoilys, M., Osuka, K., Mbugua, J., Keith, D. A., Porter, S., Roche, R., van Hooidonk, R., Ahamada, S., Araman, A., Karisa, J., Komakoma, J., Madi, M., Ravinia, I., Razafindrainibe, H., Yahya, S. & Zivane, F., Ion 2023, Yn: Nature Sustainability . 6, 113, t. 113-113 1 t.
  Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
• CyhoeddwydIntraspecific differences in short- and long-term foraging strategies of reef manta ray (Mobula alfredi) in the Chagos Archipelago
  Harris, J., Embling, C. B., Alexander, G., Curnick, D., Roche, R., Froman, N., Stuhr, M., Fileman, E. S., Hilbourne, S., Carter, R., Murray, A., Savage, J. & Stevens, G. M. W., 1 Hyd 2023, Yn: Global Ecology and Conservation. e02636.
  Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
• CyhoeddwydSeasonal development of a tidal mixing front drives shifts in community structure and diversity of bacterioplankton
  King, N., Wilmes, S.-B., Browett, S. S., Healey, A., McDevitt, A. D., McKeown, N. J., Roche, R., Skujina, I., Smale, D., Thorpe, J. & Malham, S., 5 Medi 2023, Yn: Molecular Ecology. 32, 18, t. 4953-5210
  Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

2022

• CyhoeddwydAtoll-dependent variation in depth zonation of benthic communities on remote reefs
  Sannassy Pilly, J., Richardson, L., Turner, J. & Roche, R., 1 Ion 2022, Yn: Marine Environmental Research. 173, 105520.
  Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
• CyhoeddwydLinking 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 Awst 2022, Yn: Royal Society Open Science. 9, 8, t. 201012 201012.
  Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
• CyhoeddwydVulnerability to collapse of coral reef ecosystems in the Western Indian Ocean
  Obura, D., Gudka, M., Samoilys, M., Osuka, K., Mbugua, J., Keith, D. A., Porter, S., Roche, R., van Hooidonk, R., Ahamada, S., Araman, A., Karisa, J., Komakoma, J., Madi, M., Ravinia, I., Razafindrainibe, H., Yahya, S. & Zivane, F., 1 Chwef 2022, Yn: Nature Sustainability . 5, 2, t. 104-113
  Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

2021

• CyhoeddwydProtection outcomes for fish trophic groups across a range of management regimes
  Osuka, K. E., Stewart, B. D., Samoilys, M. A., Roche, R., Turner, J. & McClean, C., 1 Rhag 2021, Yn: Marine Pollution Bulletin. 173 , Part A, 113010.
  Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
• CyhoeddwydSpatial and temporal scales of coral reef fish ecological research and management: a systematic map protocol
  Lawrence, A., Heenan, A., Levine, A., Haddaway, N., Powell, F., Wedding, L., Roche, R., Lawrence, P., Szostek, C., Ford, H., Southworth, L., Sannassy Pilly, J., Richardson, L. & Williams, G. J., 25 Ion 2021, Yn: Environmental Evidence. 10, 3.
  Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

2020

• CyhoeddwydA review of a decade of lessons from one of the world’s largest MPAs: conservation gains and key challenges
  Hays, G. C., Koldewey, H., Meeuwig, J. J., Attrill, M. J., Barley, S., Bayley, D., . Benkwitt, C. E., Block, B., Schallert, R. J., Carlisle, A. B., Carr, P., Chapple, T. K., Collins, C., Diaz, C., Dunn, N., Dunbar, R. B., Eager, D. S., Engel, J., Embling, C. B., Esteban, N., Ferretti, F., Foster, N. L., Freeman, R., Gollock, M., Graham, N. A. J., Harris, J. L., Head, C. E. I., Hosegood, P., Howell, K. L., Hussey, N. E., Jacoby, D. M. P., Jones, R., Lange, I. D., Letessier, T. B., Levey, E., Lindhart, M., McDevitt-Irwin, J. M., Meekan, M. G., Micheli, F., Mogg, A., Mortimer, J. A., Mucciarone, D., Nicoll, M. A., Nuno, A., Perry, C. T., Sannassy Pilly, J., Preston, S. G., Rattray, A. J., Robinson, E., Roche, R., Schiele, M., Sheehan, E. V., Sheppard, A., Sheppard, C., Smith, A. L., Soule, B., Spalding, M., Stevens, G. M. W., Steyaert, M., Stiffel, S., Taylor, B., Tickler, D. M., Trevail, A. M., Trueba, P., Turner, J., Votier, S., Wilson, B., Williams, G., Williamson, B. J., Williamson, M. J., Wood, H. & Curnick, D. J., 14 Hyd 2020, Yn: Marine Biology. 167, 11, 159.
  Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
• Heb ei GyhoeddiBritish Indian Ocean Territory Biodiversity Action Plan: Coconut Crab
  Roche, R. (Golygydd), Turner, J. (Golygydd) & Laidre, M., 2020, (Heb ei Gyhoeddi) 22 t.
  Allbwn ymchwil: Llyfr/Adroddiad › Adroddiad Comisiwn
• CyhoeddwydBritish Indian Ocean Territory Biodiversity Action Plan: Hawksbill and Green Turtles
  Roche, R. (Golygydd), Turner, J. (Golygydd), Esteban, N., Mortimer, J. A. & Hays, G. C., 2020, 15 t.
  Allbwn ymchwil: Llyfr/Adroddiad › Adroddiad Comisiwn
• CyhoeddwydBritish Indian Ocean Territory Biodiversity Action Plan: Sooty Tern
  Roche, R. (Golygydd), Turner, J. (Golygydd) & Carr, P., 2020, 12 t.
  Allbwn ymchwil: Llyfr/Adroddiad › Adroddiad Comisiwn
• Heb ei GyhoeddiBritish Indian Ocean Territory Biodiversity Action Plan: Yellowfin Tuna
  Roche, R. (Golygydd), Turner, J. (Golygydd) & Curnick, D. J., 2020, (Heb ei Gyhoeddi) 7 t.
  Allbwn ymchwil: Llyfr/Adroddiad › Adroddiad Comisiwn
• CyhoeddwydBritish Indian Ocean Territory Ecosystem Action Plan: Mangrove Forest
  Roche, R. (Golygydd), Turner, J. (Golygydd), Carr, P., Wilkinson, T. & Barrios, S., 2020, 8 t.
  Allbwn ymchwil: Llyfr/Adroddiad › Adroddiad Comisiwn
• Heb ei GyhoeddiBritish Indian Ocean Territory Ecosystem Action Plan: Moist Savanna
  Roche, R. (Golygydd), Turner, J. (Golygydd) & Carr, P., 2020, (Heb ei Gyhoeddi) 13 t.
  Allbwn ymchwil: Llyfr/Adroddiad › Adroddiad Comisiwn
• CyhoeddwydBritish Indian Ocean Territory Ecosystem Action Plan: Native Woodland
  Roche, R. (Golygydd), Turner, J. (Golygydd), Carr, P., Wilkinson, T. & Barrios, S., 2020, 9 t.
  Allbwn ymchwil: Llyfr/Adroddiad › Adroddiad Comisiwn
• Heb ei GyhoeddiBritish Indian Ocean Territory Ecosystem Action Plan: Shallow Coral Reefs
  Roche, R. (Golygydd), Turner, J. (Golygydd) & Sheppard, C., 2020, (Heb ei Gyhoeddi) 8 t.
  Allbwn ymchwil: Llyfr/Adroddiad › Adroddiad Comisiwn
• CyhoeddwydSpatio temporal variation in benthic communities in remote reefs
  Sannassy Pilly, J., Roche, R. & Turner, J., Ion 2020.
  Allbwn ymchwil: Cyfraniad at gynhadledd › Murlen › adolygiad gan gymheiriaid

2019

• CyhoeddwydCoral bleaching impacts from back-to-back 2015–2016 thermal anomalies in the remote central Indian Ocean
  Head, C. E. I., Bayley, D. T. I., Rowlands, G., Roche, R. C., Tickler, D. M., Rogers, A. D., Koldewey, H., Turner, J. R. & Andradi-Brown, D. A., 1 Awst 2019, Yn: Coral Reefs. 38, 4, t. 605-618
  Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
• CyhoeddwydThe atmospheric carbon sequestration potential of man-made tidal lagoons
  Piano, M., Papadimitriou, S., Roche, R., Bowers, D., Kennedy, D. & Kennedy, H., 15 Meh 2019, Yn: Continental Shelf Research. 181, t. 90-102
  Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

2018

• CyhoeddwydFirst record of coralline fungal disease (CFD) in the Indian Ocean
  Williams, G., Roche, R. & Turner, J., 4 Meh 2018, Yn: Coral Reefs. https://doi.org/10.1007/s00338-018-1704-z , 1 t.
  Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
• CyhoeddwydPatterns in reef fish assesmblages: insights from the Chagos Archipelago
  Samoilys, M., Roche, R., Koldewey, H. & Turner, J., 19 Ion 2018, Yn: PLoS ONE. 13, 1, e0191448.
  Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
• CyhoeddwydTowards Developing a Mechanistic Understanding of Coral Reef Resilience to Thermal Stress Across Multiple Scales
  Roche, R., Williams, G. & Turner, J., Maw 2018, Yn: Current Climate Change Reports. 4, 1, t. 51-64 D 87.
  Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

2017

• CyhoeddwydCoral bleaching and mortality in the Chagos Archipelago to 2017
  Sheppard, C., Sheppard, A., Mogg, A., Bayley, D., Dempsey, A. C., Roche, R., Turner, J. & Purkis, S., Tach 2017, Yn: Atoll Research Bulletin . 613, 613, t. 1 25 t.
  Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

2016

• CyhoeddwydRecreational Diving Impacts on Coral Reefs and the Adoption of Environmentally Responsible Practices within the SCUBA Diving Industry
  Roche, R., Harvey, C. V., Harvey, J. J., Kavanagh, A. P., McDonald, M., Stein-Rostaing, V. R. & Turner, J., 1 Gorff 2016, Yn: Environmental Management. 58, 1, t. 107-116
  Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
• CyhoeddwydResearch priorities for assessing potential impacts of emerging marine renewable energy technologies: Insights from developments in Wales (UK)
  Roche, R., Walker-Springett, K., Robins, P., Jones, J., Veneruso, G., Whitton, T., Piano, M., Ward, S., Duce, C., Waggitt, J., Walker-Springett, G., Neill, S., Lewis, M. & King, J., 1 Rhag 2016, Yn: Renewable Energy. 99, December, t. 1327-1341 15 t.
  Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

2015

• CyhoeddwydLocalized outbreaks of Acanthaster planci at an isolated and unpopulated reef atoll in the Chagos Archipelago
  Roche, R. C., Pratchett, M. S., Carr, P., Turner, J. R., Wagner, D., Head, C. & Sheppard, C. R., 23 Gorff 2015, Yn: Marine Biology. 162, 8, t. 1695-1704
  Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

2014

• CyhoeddwydCapacity, capability and cross-border challenges associated with marine eradication programmes in Europe: The attempted eradication of an invasive non-native ascidian, Didemnum vexillum in Wales, United Kingdom
  Sambrook, K., Holt, R. H. F., Sharp, R., Griffith, K., Roche, R. C., Newstead, R. G., Wyn, G. & Jenkins, S. R., Medi 2014, Yn: Marine Policy. 48, t. 51-58
  Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
• CyhoeddwydMid-Holocene sea surface conditions and riverine influence on the inshore Great Barrier Reef.
  Roche, R. C., Perry, C. T., Smithers, S. G., Leng, M. J., Grove, C. A., Sloane, H. J. & Unsworth, C. E., 5 Meh 2014, Yn: Holocene. 24, 8, t. 885-897
  Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
• CyhoeddwydRecreational vessels as a vector for marine non-natives: developing biosecurity measures and managing risk through an in-water encapsulation system
  Roche, R. C., Monnington, J. M., Newstead, R. G., Sambrook, K., Griffith, K., Holt, R. H. & Jenkins, S. R., 5 Rhag 2014, Yn: Hydrobiologia. 750, 1, t. 187-199
  Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

2023

• ICUN Red List of Species Global Coral Assessment

  IUCN Coral Specialist Group assessment of Indo-Pacific Coral Species

  23 Hyd 2023 – 28 Hyd 2023

  Gweithgaredd: Cymryd rhan mewn gweithdy, seminar, cwrs Academaidd (Siaradwr)

• Improving reef resilience through sustainable fisheries management on Diego Garcia

  01/08/2021 – 12/09/2024 (Wedi gorffen)

• Eco-village approach to enhance resilience of socio-ecological system in CaboVerde

  01/04/2019 – 01/08/2022 (Wedi gorffen)

• Darwin Initiative scoping visit to Vanuatu

  01/08/2018 – 01/08/2019 (Wedi gorffen)

ESRC Impact Acceleration Award

ESRC Impact Accleration Award 2017

Darwin Initiative Scoping Award 2018

ESRC Impact Accleration Award 2018