Search Results - "Fasham, M. J. R."

Emergent features due to grid-cell biology: synchronisation in biophysical models by Guirey, E J, Bees, M A, Martin, A P, Srokosz, M A, Fasham, M J R

“…Modelling studies of upper ocean phenomena, such as that of the spatial and temporal patchiness in plankton distributions, typically employ coupled biophysical…”
Get full text

Development of a robust marine ecosystem model to predict the role of iron in biogeochemical cycles: A comparison of results for iron-replete and iron-limited areas, and the SOIREE iron-enrichment experiment by Fasham, M.J.R., Flynn, K.J., Pondaven, P., Anderson, T.R., Boyd, P.W.

“…A new mixed layer multi-nutrient ecosystem model, incorporating diatoms, non-diatoms and zooplankton, is described that models the role of iron in marine…”
Get full text

Variations in the seasonal cycle of biological production in subarctic oceans: A model sensitivity analysis by Fasham, M.J.R.

“…The various hypotheses that have been proposed to explain the absence of a spring bloom at OWS P in the North Pacific have been evaluated by means of a…”
Get full text

Global fields of sea surface dimethylsulfide predicted from chlorophyll, nutrients and light by Anderson, T.R., Spall, S.A., Yool, A., Cipollini, P., Challenor, P.G., Fasham, M.J.R.

“…The major difficulty in estimating global sea–air fluxes of dimethylsulphide (DMS) is in interpolating measured seawater DMS concentrations to create…”
Get full text

The Use of Optimization Techniques to Model Marine Ecosystem Dynamics at the JGOFS Station at 47 degrees N 20 degrees W [and Discussion] by Fasham, M. J. R., Evans, G. T., Kiefer, D. A., Creasey, M., Leach, H.

“…A seven-compartment model of the mixed layer ecosystem was used to fit a time series of observations derived from data obtained during the 1989 JGOFS North…”
Get full text

Mechanisms controlling primary and new production in a global ecosystem model – Part I: Validation of the biological simulation by Popova, E. E., Coward, A. C., Nurser, G. A., de Cuevas, B., Fasham, M. J. R., Anderson, T. R.

“…A global general circulation model coupled to a simple six-compartment ecosystem model is used to study the extent to which global variability in primary and…”
Get full text

Coupled 3D physical and biological modelling of the mesoscale variability observed in North-East Atlantic in spring 1997: biological processes by Popova, E.E, Lozano, C.J, Srokosz, M.A, Fasham, M.J.R, Haley, P.J, Robinson, A.R

“…A limited area, eddy resolving coupled physical and biological model and data assimilation are used to reproduce and analyse the ecosystem variability observed…”
Get full text

Spatial variability in the sink for atmospheric carbon dioxide in the North Atlantic by Watson, Andrew J, Robinson, C, Robinson, J. E, le B. Williams, P. J, Fasham, M. J. R

“…In spring 1989, the surface partial pressure of carbon dioxide, total inorganic carbon, chlorophyll, temperature and salinity at several locations in the…”
Get full text

Seasonal dynamics and biological productivity in the Arabian Sea Euphotic Zone as simulated by a three-dimensional ecosystem model by Ryabchenko, V. A., Gorchakov, V. A., Fasham, M. J. R.

“…A nitrogen‐based, seven‐component ecosystem model of Fasham [1993] type has been coupled to a three‐dimensional quasi‐geostrophic ocean general circulation…”
Get full text

The impact of mesoscale eddies on plankton dynamics in the upper ocean by Smith, C.L., Richards, K.J., Fasham, M.J.R.

“…A coupled QuasiGeostrophic mixed-layer ECOsystem model (QGECO) is used to investigate the impact of the underlying mesoscale eddy field on the spatial and…”
Get full text

Photosynthetic response of phytoplankton to light: a physiological model by Fasham, Michael John Robert, Platt, Trevor

“…A theoretical representation is developed for the relationship between photosynthesis and light in phytoplankton, based on a simple model of processes…”
Get full text

Comparison of Nonmetric Multidimensional Scaling, Principal Components and Reciprocal Averaging for the Ordination of Simulated Coenoclines, and Coenoplanes by Fasham, M. J. R.

“…The use of nonmetric multidimensional scalings as an ordination method has been studied by the use of simulated coenoclines and coenoplanes. It was found that…”
Get full text

Natural tracers in dietary studies: data for 210Po and 210Pb in decapod shrimp and other pelagic organisms in the northeast Atlantic Ocean by HEYRAUD, M, DOMANSKI, P, CHERRY, R. D, FASHAM, M. J. R

Get full text

Modelling the interactions between ammonium and nitrate uptake in marine phytoplankton by Flynn, Kevin J., Fasham, Michael J. R., Hipkin, Charles R.

“…An empirically based mathematical model is presented which can simulate the major features of the interactions between ammonium and nitrate transport and…”
Get full text

Modeling the Relative Contributions of Autotrophs and Heterotrophs to Carbon Flow at a Lagrangian JGOFS Station in the Northeast Atlantic: The Importance of DOC by Michael J. R. Fasham, Boyd, Philip W., Savidge, Graham

“…A size-structured ecosystem model was developed and fitted to an extensive set of observations of size-fractionated biomass, primary and heterotrophic…”
Get full text

Demersal ichthyofaunal distribution in the abyssal North Atlantic revisited: the effect of sample size on ordination by Merrett, N. R., Fasham, M. J. R.

“…Abyssal benthic trawling is time-consuming and therefore costly. In practice, such sampling to elucidate demersal fish ecology accrues largely…”
Get full text

A short version of the ammonium-nitrate interaction model by Flynn, Kevin J., Fasham, Michael J.R.

“…The performance of the complex ammonium-nitrate interaction model (ANIM) of Flynn et al. (Philos. Trans. R. Soc., 352, 1997) is compared with that of a…”
Get full text

Biological pump and vertical mixing in the Southern Ocean : Their impact on atmospheric CO2 by POPOVA, E. E, RYABCHENKO, V. A, FASHAM, M. J. R

Get full text

Across-slope relations between the biological populations, the euphotic zone and the oxygen minimum layer off the coast of Oman during the southwest monsoon (August, 1994) by HERRING, P. J, FASHAM, M. J. R, WEEKS, A. R, HEMMINGS, J. C. P, ROE, H. S. J, PUGH, P. R, HOLLEY, S, CRISP, N. A, ANGEL, M. V

“…An area some 120 x 70 km off the eastern coast of Oman (containing the UK JGOFS Arabesque station) was intensively studied over a 17 day period in August 1994,…”
Get full text

The use of optimization techniques to model marine ecosystem dynamics at the JGOFS station at 47° N 20° W by Fasham, Michael John Robert, Evans, G. T.

“…A seven-compartment model of the mixed layer ecosystem was used to fit a time series of observations derived from data obtained during the 1989 JGOFS North…”
Get full text