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[PDF] Top 20 Spatial distribution of the iron supply to phytoplankton in the Southern Ocean: a model study

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Spatial distribution of the iron supply to phytoplankton in the Southern Ocean: a model study

Spatial distribution of the iron supply to phytoplankton in the Southern Ocean: a model study

... of iron in sea ice is not a source of iron per se but it contributes to redistribute DFe regionally, by transporting iron, and seasonally, by storing iron in win- ter and releasing it in ... See full document

18

Phytoplankton spatial distribution patterns along the western Antarctic Peninsula (Southern Ocean)

Phytoplankton spatial distribution patterns along the western Antarctic Peninsula (Southern Ocean)

... describes spatial distribution patterns of the phytoplankton community (com- position, cell abundance and biomass concentration) in relation to local environmental conditions in the Southern ... See full document

19

Physical controls on the distribution of phytoplankton round the Crozet Plateau, Southern Ocean

Physical controls on the distribution of phytoplankton round the Crozet Plateau, Southern Ocean

... any iron supply from the islands through the winter, removing most of the iron below the euphotic depth and therefore out of reach of phytoplankton unless it is brought back to the surface by ... See full document

235

Distribution and recurrence of phytoplankton blooms around South Georgia, Southern Ocean

Distribution and recurrence of phytoplankton blooms around South Georgia, Southern Ocean

... annual supply of iron to the bloom ...of iron from the island, we attribute the second peak to a renewed supply of silicate which in January are reaching limiting concentrations and hence ... See full document

15

Bioavailability of organically bound Fe to model phytoplankton of the Southern Ocean

Bioavailability of organically bound Fe to model phytoplankton of the Southern Ocean

... natural phytoplankton is environmen- tally relevant, it provides little information on the processes controlling the bioavailability of organically bound ...this study, the bioavailability of relevant forms ... See full document

16

Mechanisms of dissolved and labile particulate iron supply to shelf waters and phytoplankton blooms off South Georgia, Southern Ocean

Mechanisms of dissolved and labile particulate iron supply to shelf waters and phytoplankton blooms off South Georgia, Southern Ocean

... The experimental set-up did not allow us to establish the origin of the Fe released by krill, being both “recycled” Fe from biogenic material and “new” Fe from lithogenic (and authigenic) material. However, Schmidt et ... See full document

21

Variability in the mechanisms controlling Southern Ocean phytoplankton bloom phenology in an ocean model and satellite observations

Variability in the mechanisms controlling Southern Ocean phytoplankton bloom phenology in an ocean model and satellite observations

... The ocean component has nominal horizontal resolution of 1° and 10 m vertical grid cells down to 250 ...ice model does not sequester iron or resolve any ...The ocean biogeochemistry component ... See full document

19

Sustained upwelling of subsurface iron supplies seasonally persistent phytoplankton blooms around the Southern Kerguelen Plateau, Southern Ocean

Sustained upwelling of subsurface iron supplies seasonally persistent phytoplankton blooms around the Southern Kerguelen Plateau, Southern Ocean

... the Southern Ocean, phytoplankton productivity is hampered by a lack of dissolved iron, an essential micronutrient for ...where phytoplankton thrive, and these are often associated with ... See full document

18

Modelled estimates of spatial variability of iron stress in the Atlantic sector of the Southern Ocean

Modelled estimates of spatial variability of iron stress in the Atlantic sector of the Southern Ocean

... the Southern Ocean is characterized by markedly different frontal zones with specific seasonal and sub-seasonal ...of iron on the potential maximum productivity rates of the phytoplankton ... See full document

15

Mechanisms determining species succession and dominance during an iron-induced phytoplankton bloom in the Southern Ocean (LOHAFEX)

Mechanisms determining species succession and dominance during an iron-induced phytoplankton bloom in the Southern Ocean (LOHAFEX)

... in-situ iron fertilization experiments have been carried out in the Southern Ocean in order to investigate the role of iron limitation in explaining the low productivity of this HNLC ...that ... See full document

297

Supplementary Material: On Modeling the Southern Ocean Phytoplankton Functional Types

Supplementary Material: On Modeling the Southern Ocean Phytoplankton Functional Types

... the model, which led to further improvement of the model – observations agreement for the Southern Ocean PFT phenology and spatial distribution (for instance along the Western ... See full document

17

Distinct iron cycling in a Southern Ocean eddy

Distinct iron cycling in a Southern Ocean eddy

... remote Southern Ocean surface waters, away from continental and island input sources, is typically sub-nanomolar (60–200 pmol kg −1 ) 14 , 15 ...atmospheric supply. In the Southern ... See full document

8

Microbial food web dynamics during spring phytoplankton blooms in the naturally iron-fertilized Kerguelen area (Southern Ocean)

Microbial food web dynamics during spring phytoplankton blooms in the naturally iron-fertilized Kerguelen area (Southern Ocean)

... winner” model (Thingstad, 2000) that predicts viruses to rise following blooms of their specific bacterial ...continuous supply of iron strongly affects bac- terial heterotrophic metabolism, and as a ... See full document

15

Links between the phytoplankton community composition and trace metal distribution in summer surface waters of the Atlantic Southern Ocean

Links between the phytoplankton community composition and trace metal distribution in summer surface waters of the Atlantic Southern Ocean

... This study assessed changes in the phytoplankton community related to macronutrient and bioactive trace metal distribution in surface waters of the Atlantic sector of the Southern ... See full document

17

Phytoplankton variability in the Atlantic and Indian sectors of the Southern Ocean: a biogeochemical approach

Phytoplankton variability in the Atlantic and Indian sectors of the Southern Ocean: a biogeochemical approach

... spring phytoplankton communities in the Southern Ocean are well understood, but winter communities are often ...the Southern Ocean and therefore when we consider a projected changing ... See full document

114

Do dust emissions from sparsely vegetated regions dominate atmospheric iron supply to the Southern Ocean?

Do dust emissions from sparsely vegetated regions dominate atmospheric iron supply to the Southern Ocean?

... exogenous iron (Fe) in marine ecosystems and is critical in setting primary marine productivity during ...the Southern Ocean, which is arguably the most biogeochemically important ocean ... See full document

16

Diel quenching of Southern Ocean phytoplankton fluorescence is related to iron limitation

Diel quenching of Southern Ocean phytoplankton fluorescence is related to iron limitation

... for phytoplankton biomass ...the ocean surface in daytime fluores- cence profiles (Biermann et ...of phytoplankton (Alderkamp et ...resident phytoplankton commu- ... See full document

20

Southern Ocean phytoplankton in a changing climate

Southern Ocean phytoplankton in a changing climate

... Australia Phytoplankton are the base of the Antarctic food web, sustain the wealth and diversity of life for which Antarctica is renowned, and play a critical role in biogeochemical cycles that mediate global ... See full document

28

Remote sensing of phytoplankton in the Southern Ocean

Remote sensing of phytoplankton in the Southern Ocean

... the Southern Ocean, which can be used to calibrate and validate remote sensing algorithms, have the potential to make ocean colour radiometry a robust method for assessing climate change impacts on ... See full document

110

Bicarbonate uptake by Southern Ocean phytoplankton

Bicarbonate uptake by Southern Ocean phytoplankton

... the Southern Ocean Iron Experiment (SOFeX), we show that HCO 3  uptake by Southern Ocean phytoplankton is ...the ocean is in the form of bicarbonate, the biological pump ... See full document

10

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