Underwood, Graham J.C. - University of Essex - School of Biological Sciences

研究领域

Estuarine and coastal ecology, especially: The ecology of microphytobenthos (benthic microalgae) in coastal ecosystems, The role of benthic primary producers in coastal nutrient cycles Estuarine ecology and functioning (fish, shellfish and invertebrates) Photosynthesis and production of exopolymers (EPS) by benthic diatoms. Response of biofilms to deleterious environmental conditions (UVB, herbicides, hydrocarbons) Role of microbial EPS in sea ice habitats Other research interests are in: Interaction between algae and invertebrate grazers Taxonomy and diversity of marine benthic diatoms Managed retreat schemes, saltmarsh restoration and rising sea levels Further Research For more details on research areas see current projects Research group members current past

近期论文

查看导师新发文章（温馨提示：请注意重名现象，建议点开原文通过作者单位确认）

Underwood, G.J.C., Aslam, S.N., Michel, C., Niemi, A., Norman, L., Meiners, K.M., Laybourn-Parry, J., Paterson, H., Thomas, D.N. (2013) Broad-scale predictability of carbohydrates and exopolymers in Antarctic and Arctic sea ice. Proc. Nat. Acad. Sci. U.S.A. doi 10.1073/pnas.1302870110 Müller S, Vähätalo AV, Stedmon C, Granskog MA, Norman L, Aslam S, Underwood GJC, DieckmannGS, and Thomas DN. (2013). Selective incorporation of dissolved organic matter (DOM) during sea ice formation. Marine Chemistry 155: 148-157. dx.doi.org/10.1016/j.marchem.2013.06.008 Taylor, J.D., McKew B.A, Kuhl, A., McGenity, T. J., Underwood, G.J.C (2013). Microphytobenthic extracellular polymeric substances (EPS) in intertidal sediments fuel both generalist and specialist EPS-degrading bacteria. Limnology and Oceanography 58: 1463-1480. McKew, B. A., Dumbrell, A., Taylor, J. D., McGenity, T. J., Underwood, G.J.C. (2013). Differences between aerobic and anaerobic degradation of microphytobenthic biofilm-derived organic matter within intertidal sediments. FEMS Microbiology Ecology 84: 495 – 509.DOI: 10.1111/1574-6941.12077. Chronopoulou, P-M., Fahy, A., Coulon, F., Païssé S., Goñi-Urriza, M., Peperzak, L., Acuña Alvarez, L, McKew, B.A., Lawson, T., Timmis, K.N., Duran R., Underwood, G.J.C., McGenity, T.J. (2013). Impact of a simulated oil spill on benthic phototrophs and nitrogen-fixing bacteria in mudflat mesocosms. Environmental Microbiology. 15: 242-252. Doi:10.1111/j.1462-2920.2012.02864.x Aslam S.N., Cresswell-Maynard T., Thomas, D.N. Underwood G.J.C. (2012) Production and characterisation of the intra- and extracellular carbohydrates and polymeric substances (EPS) of three sea ice diatom species, and evidence for a cryoprotective role for EPS. J. Phycology. 48, 1494 – 1509. Green, B.C., Smith, D. J., Grey J., Underwood G.J.C. (2012). High site fidelity and low site connectivity in temperate salt marsh fish populations: a stable isotope approach. Oecologia. 168, 245-255 Aslam S.N., Underwood G.J.C. 1, Kaartokallio H., Norman L., Autio R., Fischer M., Kuosa H., Dieckmann G.S., Thomas, D.N. (2012) Dissolved extracellular polymeric substance (dEPS) dynamics and bacterial growth during sea ice formation in an ice tank study. Polar Biology. 35: 661-676 Frederic Coulon, Panagotia Chronopoulou, Anne Fahy, Sandrine Paisee, Marisol Goni-Urriza, Louis Peperzak, Laura Acuña Alvarez, Boyd McKew, Corina Brussaard, G. J. C. Underwood, Kenneth Timmis, Robert Duran, and Terry McGenity (2012) Hydrocarbon biodegradation in coastal mudflats: the central role of dynamic tidal biofilms dominated by aerobic hydrocarbonoclastic bacteria and diatoms" Applied and Environmental. Microbiology 78(10): 3638. DOI: 10.1128/AEM.00072-12. McLachlan D.H., Underwood, G.J.C., Taylor A.R., and Brownlee C. (2012) Calcium release from intracellular stores is necessary for the photophobic motility response in the benthic diatom Navicula perminuta. J. Phycology. 48: 675 – 681. McKew, B.A., Taylor J.D., McGenity, T.J. Underwood, G.J.C. (2011). Resistance and resilience of benthic biofilm communities from a temperate saltmarsh to desiccation and rewetting. The ISME Journal 5, 30-41 Underwood, G.J.C (2010) Microphytobenthos and phytoplankton in the Severn estuary, U.K.: present situation and possible consequences of a tidal energy barrage. Marine Pollution Bulletin. 61: 83-91. Underwood, G.J.C (2010) Exopolymers (extracellular polymeric substances) in diatom - dominated marine sediment biofilms. In J. Seckbach and A. Oren (eds), Microbial Mats: modern and Ancient Microorganisms in Stratified Systems. Cellular Origins, Life in Extreme Habitats and Astrobiology Series, Springer. 287 – 300. Franks, J., Aspden, R.J., Underwood G.J.C., Paterson, D.M., Reid, R.P. and Stolz J.F. (2010). Diatoms and the biogenesis of modern marine stromatolites and Highborne Cay, Bahamas. In J. Seckbach and A. Oren (eds), Microbial Mats: modern and Ancient Microorganisms in Stratified Systems. Cellular Origins, Life in Extreme Habitats and Astrobiology Series, Springer. 275 – 385. Underwood G.J.C., Fietz S., Papadimitriou S., Thomas D.N., Dieckmann G.S. (2010) Distribution and composition of dissolved Extracellular Polymeric Substances (EPS) in Antarctic Sea Ice. Marine Ecology Progress Series. 404: 1–19. Chin J.P., Megaw J., Magill C.L., Nowotarski K., Williams J.P., Bhaganna P., Linton M., Patterson M.F., Underwood G.J.C., Mswaka A.Y., Hallsworth J.E. (2010) Solutes determine the temperature windows for microbial survival and growth. Proceedings of the National Academy of Sciences, doi 10.1073/pnas.1000557107 McLachlan, D.H., Brownless, C., Taylor, A.R., Geider, R.J., Underwood, G.J.C. (2009) Light inducted motile responses of the estuarine benthic diatoms Navicula perminuta and Cylindrotheca closterium (Bacillariophyceae). J. Phycology. 45: 592 - 599. Hofmann T, Hanlon, A.R.M., Taylor, J.D., Ball, A.S., Osborn, A.M., Underwood, G.J.C. (2009). Dynamics and compositional changes in extracellular carbohydrates in estuarine sediments during degradation. Mar. Ecol. Prog. Ser. 379: 45 – 58. Bellinger, B.J. , Underwood, G.J.C., Ziegler, S.E., and Gretz, M.R. (2009) Significance of diatom-derived polymers in carbon flow dynamics within estuarine biofilms determined through isotopic enrichment. Aquat. Microb. Ecol. 55: 169 – 187. Stolz, J.F., Reid, R.P., Visscher, P.T., Decho, A.W., Norman, R.S., Aspen, R.J., Bowlin, E.M., Franks, J., Foster, J.S., Paterson, D.M., Przekop, K.M., Underwood, G.J.C., and Prufert-Bebout, L. (2009) The microbial communities of the modern marine stromatolites at Highborne Cay, Bahamas. Atoll Res. Bull. 567 pp. 1-28.