OMEX I Final Report |
The OMEX I results have been written up into an internal Final Report that was submitted to the EC. The separate papers within this report are restricted to OMEX I project scientists and the officers of the European Commission. The titles of the papers contained in the report are given here for information only, listed by sub-project. Please feel free to contact the primary authors of the papers for further information. Many details contained in the report will be published in peer reviewed journals. |
| Physics Executive summary of
scientific achievements. Ocean-shelf exchange,
processes, distributions and interaction. The pattern of
cross-slope depositional fluxes. The
“nearly-trapped” Kelvin wave against a steeply sloping coast. Circulation, exchange
and water masses at the ocean margin : the role of physical processes at the shelf edge. Seasonality of the
slope currents in the Goban Spur region and implications for ocean-slope-shelf exchange. The droguing of meddy
pinball and seeding with alace floats. Structure, seasonal
development and sunglint spatial coherence of the internal tide on the Celtic and
Armorican shelves and in the Bay of Biscay. Slope currents and
hydrography west of Ireland. Remote sensing
activities in OMEX. Internal wave
generation. Internal wave
propagation in the Celtic Sea. Three-dimensional
semi-analytical wave model. Interaction of a
simple ocean model with various eastern boundary shapes. Effect of small
thermal diffusion in a zonally uniform ocean model. Simulated influence
of an eastern boundary slope current on a zonally uniform ocean model. Numerical modelling
of North Atlantic eastern boundary current system. Numerical modelling
of North Atlantic eastern boundary current system: transport and mixing simulation using a
Lagrangian approach. |
|
| Biogeochemical
Cycles Executive summary of scientific achievements Biopolymer
distribution and degradation Galician upwelling
and nutrient salts dynamic The biogeochemical
cycling of dissolved silicate in a Galician Ria. Upwelling influence
on the Galician coast: silicate in shelf water and underlying surface sediments. Diatom taphocoenoses
of the Galician coast (NW Spain) Fertilisation of the
Galician coastal area Upwelling influence
in the Galician coast Intercalibration and
chemistry off the European west coast Dissolved trace metal
distributions, fronts and fluxes - an introduction OMEX data collection
and sampling during cruises RRS Darwin 84 and 94 and RRS Discovery 216 Hydrography in the
North East Atlantic : with a particular emphasis on the OMEX area The distribution and
behaviour of some trace metals in the OMEX study area On distributions of
dissolved aluminium concentrations relative to the known water masses of the North East
Atlantic Ocean and on the use of aluminium as a potential tracer of water movement at the
shelf-break north of 48N SO studies in OMEX
related to understanding mechanisms supplying nutrients to support phytoplankton growth at
the European shelf break Trace elements in
European shelf waters Dissolved organic
carbon and pigment biomarker fluxes - an introduction Determination of
dissolved organic carbon and nitrogen fluxes using high temperature catalytic oxidation. Phytoplankton pigment
distributions at the ocean margin in the Northeast Atlantic Stable carbon and
nitrogen isotope ratios in surface water SPM of the Gulf of Biscay Microzooplankton and
their herbivorous activity at the ocean margin Primary and new
production. Export production in
the Gulf of Biscay as estimated from barite in settling and suspended material Variable nitrate
contributions in the nitrogen uptake by phytoplankton of an ocean margin environment Nitrogen isotopic
ratio in surface suspended matter as a recorder for surface nitrate utilisation by
phytoplankton Distribution and
properties of the surface water in the Gulf of Biscay Evaluation of primary
production in the shelf break area of the Gulf of Biscay Assimilation of
phosphorus by plankton in the Gulf of Biscay. Variations of C/N/P
uptake ratios during phytoplankton growth. Composition of
suspended matter in the OMEX area Transfer of trace
elements from the dissolved to the particulate phase in the euphotic zone Evaluation and
comparison of the global carbon cycle in the coastal zone and in the open ocean |
|
| Biological
Processes Executive summary of scientific achievements Particle flux across
the continental margin : seasonal and annual patterns in the quantity and quality of
fluxes and their reflection of surface signatures The distribution of
meso- and macrozooplankton across the Goban Spur Vertical migration of
meso- and macrozooplankton in the region of the Goban Spur The distribution of
marine snow aggregates across the Goban Spur Interactions between
mesozooplankton and marine snow aggregates Support for OMEX in
terms of supply of research ships Quantification of
die1 vertical migration by macroplankton and micronektonik taxa across the slope of the
Goban Spur region of the North-eastern Atlantic The vertical
distribution of micronektonic decapod and mysid crustaceans across the Goban Spur of the
Porcupine Seabight Mesozooplankton
distribution and migration over the Goban Spur Bioacoustics The effect of the
continental slope on the distribution of Siphonophores in a region off Ireland Sensitivity studies
of circulation and ocean-shelf exchange off Northern Norway Comparative fluxes of
biogenic matter and trophodynamic interactions across the shelf break of northern Norway
and the Celtic Sea Interannual and
seasonal variability in cross-slope plankton communities Seasonal and
long-term changes in the distribution of plankton at the continental shelf edge in the
Celtic Sea Seasonal and
long-term patterns of mesozooplankton biomass in the Celtic sea, derived from CPR data Modelling the benthic
trophic network Modelling organic
fluxes at the shelf edge : 1-d studies A depth resolving
numerical model of physically forced microbiology at the European shelf edge Modelling primary
production and sedimentation of organic material in the continental slope waters of the
Goban Spur Construction of a 2-D
cross-shelf ecological model for the OMEX transect Empirical
relationships for use in global diagenetic models Denitrification in
marine sediments : a model study Evaluation of the
nitrogen isotope pairing method for measuring benthic denitrification : a simulation
analysis Scavenging the
literature : a description of two OMEX relational databases containing benthic data Turbo : a 1-d model
containing turbulence closure physics, pelagic ecosystem dynamics, dynamic early
diagenesis Slice : a 2-d model
of C, N and O2 fluxes along the ocean margin |
|
| Benthic Processes Executive summary of
scientific achievements Transport and accumulation fluxes of sediments at the shelf edge and slope of N.W. Europe, 48- 50N. N. McCave and I. Hall. In-situ near bed
sediment dynamics, particle fluxes and accumulation at the Goban Spur, NE Atlantic Ocean
margin The benthic
resuspension loop at the shelf break and on the continental slope - Part la : Spatial and
temporal variability in the benthic boundary layer The benthic
resuspension loop at the shelf break and on the continental slope - Part lb : Aggregation
in the benthic boundary layer at Goban Spur The benthic
resuspension loop at the shelf break and on the continental slope - Part 2 : Benthic
community structure, respiration, food supply and carbon mineralisation Is the continental
shelf off Tagus acting as a sediment trap? Upwelling influence
on the Galician Coast : silicate in shelf water and underlying surface sediments Diatom taphocoenoses
of the OMEX area. I. Diatoms in surface sediments off the Galician continental shelf (NW
Iberian peninsula) Diatom taphocoenoses
of the OMEX area. II. Diatoms in surface sediments of the Goban Spur margin Burial and diagenesis
of amino acids and their relation to mineral components of recent sediments from Goban
Spur transect and Meriadzek Terrace sites Near-bottom particle
fate observations and modelling on the Meriadzek Terrace Organic matter
degradation, denitrification and sedimentary trace metals Sediment-water
exchange and early diagenesis Benthic meio- and
macrofauna along the Goban Spur transect: density, biomass, community structure and
seasonal variation as related to the organic carbon supply Nematode distribution
in ocean margin sediments of the Goban Spur (North-East Atlantic) in relation to sediment
geochemistry Vertical distribution
within the sediment of macrozoobenthos along the continental slope in the Goban Spur area
(NE Atlantic) Seasonal variations
in fauna1 distribution and activity across the continental slope of the Goban Spur area
(NE Atlantic) The meiobenthos along
the continental slope of the Goban Spur (NE Atlantic) Distribution patterns
of benthic fauna and benthic metabolic activity on the Celtic continental margin Benthic
remineralisation and the role of the small biota in the benthic community on the Goban
Spur continental margin |
|
| Carbon
Cycling and Biogases Executive summary of scientific achievements Micrometeorological
estimation of fluxes of CO2, heat, humidity and momentum in the marine
atmospheric surface layer during OMEX Physical parameters
controlling fluxes in the marine atmospheric surface layer Inorganic d13C
and methane in European margin waters Seasonal and
latitudinal variations of dimethylsulfide emission from the North-East Atlantic Ocean The biogeochemical
cycling of carbonyl sulfide and dimethyl sulfide at the European continental margin Trace gases :
Production processes and sea-air exchange |
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