Population dynamics of modern planktonic foraminifera in the western Barents Sea

• Published in: Biogeosciences
• Main Authors: J. Meilland, H. Howa, V. Hulot, I. Demangel, J. Salaün, T. Garlan
• Format: Article in Journal/Newspaper
• Language: English
• Published: Copernicus Publications 2020
• Subjects: Ecology; QH540-549.5; Life; QH501-531; Geology; QE1-996.5; Barents Sea; Planktonic foraminifera
• Online Access: https://doi.org/10.5194/bg-17-1437-2020; https://doaj.org/article/cc68df1eb36844c3ab38b3b7722a834d

This study reports on diversity and distribution of planktonic foraminifera (PF) in the Barents Sea Opening (BSO). Populations of PF living in late summer (collected by means of stratified plankton tows) and recently deposited individuals (sampled by interface corer) were compared. High abundances reaching up to 400 <math xmlns="http://www.w3.org/1998/Math/MathML" id="M1" display="inline" overflow="scroll" dspmath="mathml"><mrow class="unit"><mi mathvariant="normal">ind</mi><mo>.</mo><mspace linebreak="nobreak" width="0.125em"/><msup><mi mathvariant="normal">m</mi><mrow><mo>-</mo><mn mathvariant="normal">3</mn></mrow></msup></mrow></math> <svg:svg xmlns:svg="http://www.w3.org/2000/svg" width="40pt" height="13pt" class="svg-formula" dspmath="mathimg" md5hash="fcbbf23dcc0d9999b9945dd6bba64282"><svg:image xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="bg-17-1437-2020-ie00001.svg" width="40pt" height="13pt" src="bg-17-1437-2020-ie00001.png"/></svg:svg> in tow samples and 8000 <math xmlns="http://www.w3.org/1998/Math/MathML" id="M2" display="inline" overflow="scroll" dspmath="mathml"><mrow class="unit"><mi mathvariant="normal">ind</mi><mo>.</mo><mspace width="0.125em" linebreak="nobreak"/><msup><mi mathvariant="normal">m</mi><mrow><mo>-</mo><mn mathvariant="normal">3</mn></mrow></msup></mrow></math> <svg:svg xmlns:svg="http://www.w3.org/2000/svg" width="40pt" height="13pt" class="svg-formula" dspmath="mathimg" md5hash="7629958a744c53bb5eca2d1b167f4096"><svg:image xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="bg-17-1437-2020-ie00002.svg" width="40pt" height="13pt" src="bg-17-1437-2020-ie00002.png"/></svg:svg> in surface sediments were recorded in the centre of the studied area while low abundances were observed in coastal areas, likely due to ...