Publications

Jennings, D.J. & Gammell, M.P. (in press). Decision making by third-party rivals is associated with antler structure in the fallow deer. Animal Behaviour. https://doi.org/10.1016/j.anbehav.2025.123305

Gammell, M., Lally, H.T., Graham, C., Weekes, L., Peredo Arce, A., Westwood, C., Dunbar, M. & Extence C. (2025). Biological Tools to Measure the Impact of Flow on Ecology in Irish Rivers. EPA Research Report No. 493.  https://www.epa.ie/publications/research/water/research-493-biological-tools-to-measure-the-impact-of-flow-on-ecology-in-irish-rivers.php

Carlin, C. & Gammell, M. (2025). Brown Hairstreak (Thecla betulae). Pp. 64-65. In Harding & Lysaght (2025) An Atlas of Butterflies in Ireland 2010-2021. The National Biodiversity Data Centre. Waterford.

Gammell, M. & O'Brien, J. (2024). First record of the Thrift Clearwing moth (Pyropteron muscaeformis) (Lepidoptera, Sesiidae) from Co. Galway. Irish Naturalists' Journal 41: 99-100.

O’Callaghan, S., Al Abbar, F., Costa, H., Prieto, R., Gammell, M. & O'Brien, J. (2024). Aerial Photo-Identification of Sperm Whales (Physeter macrocephalus). Aquatic Mammals 50: 479-494.

O’Callaghan, S., Griffin, B., Levesque, S., Gammell, M. & O'Brien, J. (2024). Female, juvenile, and calf sperm whale Physeter macrocephalus (Linnaeus 1758) records from Ireland. Ecology and Evolution 14: e70056.

Cappelli, G., Gray, E., Gammell, M., Roden, C. & Lally, H. (2023). Physico-chemical characterisation of protected lake habitats: a matter of dystrophy. Limnologica 103: 126123.

Jennings, D.J. & Gammell, M.P. (2023). Fluctuating asymmetry of fallow deer antlers is associated with weapon damage but not tactical behaviour during fights. Symmetry 15: 829. doi.org/10.3390/sym15040829 

Pérez Tadeo, M., Gammell, M. & O'Brien, J. (2023). First steps towards the automated detection of underwater vocalisations of Grey Seals (Halichoerus grypus) in the Blasket Islands, Southwest Ireland. Journal of Marine Science and Engineering 11(2), 351: https://doi.org/10.3390/jmse11020351 

Pérez Tadeo, M., Gammell, M., O'Callaghan, S.A., O'Connor, I. & O'Brien, J. (2023). Disturbances due to unmanned aerial vehicles (UAVs) on Harbor Seal (Phoca vitulina) colonies: recommendations on best practices . Marine Mammal Science: https://doi.org/10.1111/mms.13002 

Jennings, D.J. & Gammell, M.P. (2022). Bystander fallow deer engage in third-party behaviour based on similarities in contestant resource-holding potential. Animal Behaviour 191: 33-41.

Mirimin, L., Brady, D., Gammell, M., Lally, H., Minto, C., Graham, C.T., Slattery, O., Cheslett, D., Morrissey, T., Reynolds, J., White, S. & Nelson, B. (2022). Investigation of the first recent crayfish plague outbreak in Ireland and its subsequent spread in the Bruskey River and surrounding areas. Knowledge & Management of Aquatic Ecosystems 423, 13:  https://doi.org/10.1051/kmae/2022011

Gray, E., Capelli, G., Gammell, M.P., Roden, C.M. & Lally, H.T. (2022). A review of dystrophic lake and pool habitat in Europe: An Irish perspective. Journal for Nature Conservation 68, 126189: https://doi.org/10.1016/j.jnc.2022.126189

Gammell, M. & Carlin, C. (2021). First records of the Brown Hairstreak Butterfly (Thecla betulae (Linnaeus)) from Co. Mayo, Ireland. Irish Naturalists' Journal 38: 55-56.

Gammell, M., McFarlane, A., Brady, D., O’Brien, J., Mirimin, L., Graham, C., Lally, H., Minto, C. & O’Connor, I. (2021). White-clawed Crayfish Austropotamobius pallipes survey in designated SACs in 2017. Irish Wildlife Manuals, No. 131. National Parks and Wildlife Service, Department of Housing, Local Government and Heritage, Ireland. 

Jennings, D.J., Amin, B. & Gammell, M.P. (2021). Third-party assessment of contestants during fallow deer fights increases with resource abundance and dominance rank. Animal Behaviour 177: 81-89.

Pérez Tadeo, M., Gammell, M. & O'Brien, J. (2021). Assessment of anthropogenic disturbances due to ecotourism on a grey seal (Halichoerus grypus) colony in the Blasket Islands SAC, SW Ireland and recommendations on best practices. Aquatic Mammals. 47: 268-282.

Doyle, D., Frias, J., Nash, R. & Gammell, M. (2020). Current environmental microplastic levels do not alter emergence behaviour in the intertidal gastropod Littorina littorea. Marine Pollution Bulletin 151: 110859.

Doyle, D., Gammell, M., Frias, J., Griffin, G. & Nash, R. (2019). Low levels of microplastics recorded from the common periwinkle, Littorina littorea on the west coast of Ireland. Marine Pollution Bulletin 149: 110645.

McFarlane, A.D., O’Brien, J., Nelson, B. & Gammell, M. (2019). Estimating the population size of the endangered white-clawed crayfish Austropotamobius pallipes using mark-recapture at three Special Areas of Conservation (SACS). Biology and Environment: Proceedings of the Royal Irish Academy 119B: 75-91.

McFarlane, A.D., O’Brien, J., Nelson, B. & Gammell, M. (2019). The behavioural response of the white-clawed crayfish (Austropotamobius pallipes) to five standard marking techniques over a 14-day period. Marine and Freshwater Behaviour and Physiology 52: 181-197.

Doddy, P., Roden, C.M. & Gammell, M.P.  (2019). Nutrient pollution degrades microbialites in Lough Carra, an Irish marl lake. Aquatic Microbial Ecology 83: 203-209.

Doddy, P., Roden, C.M. & Gammell, M.P.  (2019). Microbialite crusts in Irish limestone lakes reflect lake nutrient status. Biology and Environment: Proceedings of the Royal Irish Academy 119B: 1-11.

O’Connor, J.P., O’Connor, M.A. & Gammell, M.P. (2019). The caddisfly Hydropsyche fulvipes (Curtis, 1834) (Trichoptera: Hydropsychidae): finally confirmed as an Irish species. The Entomologist’s Record and Journal of Variation 131: 26-31.

Gammell, M.P.,  Carlin, C.M, O’Connor, J.P., O’Connor, M.A. & Brophy, J.T. (2018). The window winged sedge Hagenella clathrata (Kolenati, 1848) (Trichoptera: Phryganeidae) confirmed as an Irish species. Bulletin of the Irish Biogeographical Society 42: 45-57.

Pérez Tadeo, M. & Gammell, M. (2018). Activity budgets in different habitats of a species of conservation concern in Ireland, the Light-bellied Brent Goose Branta bernicla hrota. Wildfowl 68: 84–103.

McFarlane, A., O’Brien, J. & Gammell, M. (2018). Observations on breeding of native Irish White-Clawed Crayfish (Austropotamobius pallipes) in captivity. Irish Naturalists’ Journal 36: 18-22.

Jennings, D.J., Boys, R. & Gammell, M.P. (2018). Suffering third-party intervention during fighting is associated with reduced mating success in the fallow deer. Animal Behaviour 139: 1-8.

Doyle, D., Gammell, M.P. & Nash, R. (2018). Morphometric methods for the analysis and classification of gastropods: a comparison using Littorina littorea. Journal of Molluscan Studies 84: 190-197.

Bolgan, M., O’Brien, J., Chorazyczewska, E., Winfield, I.J., McCullough, P. & Gammell, M. (2018). The soundscape of Arctic Charr spawning grounds in lotic and lentic environments: can passive acoustic monitoring be used to detect spawning activities? Bioacoustics 27: 57-85.

Jennings, D.J. & Gammell, M.P. (2018). Lateralization during lateral display and its relationship with antler size and symmetry in fallow deer (Dama dama). Laterality: Asymmetries of Body, Brain and Cognition 23: 1-19.

Bolgan, M., O'Brien, J., Picciulin, M., Manning, L. & Gammell, M. (2017). Behaviour of Arctic charr during an induced mating season in captivity: how male relative size influences male behavioural investment and female preference over time. Journal of Fish Biology 90: 1479–1505.

Jennings, D.J., Boys, R. & Gammell, M.P. (2017). Investigating variation in third-party intervention behavior during a fallow deer (Dama dama) rut. Behavioral Ecology 28: 288-293.

Jennings, D.J., Boys, R.J. & Gammell, M.P. (2017). Weapon damage is associated with contest dynamics but not mating success in fallow deer (Dama dama). Biology Letters 13: DOI: 10.1098/rsbl.2017.0565

Bolgan, M., Chorazyczewska, E., Winfield, I.J., Codarin, A., O'Brien, J., & Gammell, M. (2016). First observations of anthropogenic underwater noise in a large multi-use lake. Journal of Limnology 75: 644-651

Bolgan, M., O'Brien, J. & Gammell, M. (2016). The behavioural repertoire of Arctic charr (Salvelinus alpinus (L.)) in captivity: a case study for testing ethogram completeness and reducing observer effects. Ecology of Freshwater Fish 25: 318–328.

Bolgan, M., O'Brien, J., Rountree, R. & Gammell, M. (2016). Does the Arctic charr, Salvelinus alpinus, produce sounds in a captive setting? Journal of Fish Biology 89: 1857–1865.

Briffa, M., Hardy, I.C.W., Gammell, M.P., Jennings, D.J., Clarke, D.D. & Goubault, M. (2013). Analysis of animal contest data. In: Animal Contests (Ed. by I.C.W. Hardy and M. Briffa), pp. 47-85. Cambridge: Cambridge University Press.

Gammell, M.P. & O'Brien, J.M. (2013). Acoustic communication in aquatic animals: all quiet on the freshwater front? Aquatic Conservation: Marine and Freshwater Ecosystems 23: 363-365.

Hawkins, D., Gallacher, E. & Gammell, M. (2013). Statistical power, effect size and animal welfare: recommendations for good practice. Animal Welfare 22: 339-344.

Jennings, D.J. & Gammell, M.P. (2013). Contest behaviour in ungulates. In: Animal Contests (Ed. by I.C.W. Hardy and M. Briffa), pp. 304-320. Cambridge: Cambridge University Press.

Jennings, D.J., Hayden, T.J. & Gammell, M.P. (2013). Personality and predictability in fallow deer fighting behaviour: the relationship with mating success. Animal Behaviour 86: 1041-1047.

Jennings, D.J., Elwood, R.W., Carlin, C.M., Hayden, T.J. & Gammell, M.P. (2012). Vocal rate as an assessment process during fallow deer contests. Behavioural Processes 91: 152-158.

Lally, H., Gormally, M., Higgins, T., Gammell, M. & Colleran, E. (2012). Phytoplankton assemblages in four wetlands created on cutaway peatlands in Ireland. Biology & Environment: Proceedings of the Royal Irish Academy 112(B): 207-216.

Carden, R.F., Carlin, C.M., Marnell, F., McElholm, D., Hetherington, J. & Gammell, M.P. (2011). Distribution and range expansion of deer in Ireland. Mammal Review 41: 313-325.

Jennings, D.J., Carlin, C.M., Hayden, T.J. & Gammell, M.P. (2011). Third-party intervention behaviour during fallow deer fights: the role of dominance, age, fighting and body size. Animal Behaviour 81:1217-1222.

Smith, D.R., Hardy, I.C.W. & Gammell, M.P. (2011). Power rangers: no improvement in the statistical power of analyses published in Animal Behaviour. Animal Behaviour 81: 347-352.

Jennings, D.J., Carlin, C.M., Hayden, T.J. & Gammell, M.P. (2010). Investment in fighting in relation to body condition, age and dominance rank in male fallow deer, Dama dama. Animal Behaviour 79: 1293-1300.

Jennings, D.J., Carlin, C.M. & Gammell, M.P. (2009). A winner effect supports third-party intervention behaviour during fallow deer, Dama dama, fights. Animal Behaviour 77: 343-348.

Jennings, D.J., Gammell, M.P., Carlin, C.M. & Hayden, T.J. (2006). Is difference in body weight, antler length, age or dominance rank related to the number of fights between fallow deer (Dama dama)? Ethology 112: 258-269.

Jennings, D.J., Gammell, M.P., Carlin, C.M. & Hayden, T.J. (2005). Win, lose or draw: a comparison of fight structure based on fight conclusion in the fallow deer. Behaviour 142: 423-439.

Jennings, D.J., Gammell, M.P., Payne, R.J.H & Hayden, T.J. (2005). An investigation of assessment games during fallow deer fights. Ethology 111: 511-525.

Jennings, D.J., Gammell, M.P., Carlin, C.M. & Hayden, T.J. (2004). Effect of body weight, antler length, resource value and experience on fight duration and intensity in fallow deer. Animal Behaviour 68: 231-221.

Gammell, M.P. & Hardy, I.C.W. (2003). Contest duration: sizing up the opposition? Trends in Ecology & Evolution 18: 491-493.

Gammell, M.P., de Vries, H., Jennings, D.J., Carlin, C.M. & Hayden, T.J. (2003). David’s score: a more appropriate dominance ranking method than Clutton-Brock et al.’s index. Animal Behaviour 66: 601-605.

Jennings, D.J., Gammell, M.P., Carlin, C.M. & Hayden, T.J. (2003). Is the parallel walk between competing male fallow deer (Dama dama) a lateral display of individual quality? Animal Behaviour 65: 1005-1012.

Jennings, D.J., Gammell, M.P., Carlin, C.M. & Hayden, T.J. (2002). Does lateral presentation of the palmate antlers during fights by fallow deer (Dama dama L.) signify dominance or submission? Ethology 108: 389-401.

McElligott, A.G., Gammell, M.P., Harty, H.C., Paini, D.R., Murphy, D.T., Walsh, J.T. & Hayden, T.J. (2001). Sexual size dimorphism in fallow deer: do larger, heavier males gain more matings? Behavioral Ecology and Sociobiology 49: 266-272.