Héðinn Valdimarsson

2022

Kjetil Våge, et at., Héðinn Valdimarsson, Steingrímur Jónsson , et. al.. Water mass transformation in the Iceland Sea: Contrasting two winters separated by four decades. Deep-Sea Research Part I. 2022.

2020

Casanova-Masjoan, M. Heinrich, Pérez- Hernándes M.D, Pickart R.S., Héðinn Valdimarsson, Sólveig R. Ólafsdóttir , Andreas Macrander . Along‐stream, seasonal and interannual variability of the North Icelandic Irminger Current and East Icelandic Current around Iceland. Journal of Geophysical Research: Oceans. 2020;125, e2020JC016283. https://doi.org/10.1029/2020JC016283
Casanova-Masjoan, Héðinn Valdimarsson, Sólveig R. Ólafsdóttir . Along‐stream, seasonal and interannual variability of the North Icelandic Irminger Current and East Icelandic Current around Iceland. Journal of Geophysical Research: Oceans. 2020;125, e2020JC016283. https://doi.org/10.1029/2020JC016283

2019

Agnes Eydal , Sólveig R. Ólafsdóttir , Héðinn Valdimarsson, Karl Gunnarsson . Skilgreining á gerðum vatnshlota í strandsjó í við Ísland / Typology of Coastal Water Bodies in Iceland. HV 2019-52. 2019.
Agnes Eydal , Sólveig R. Ólafsdóttir , Karl Gunnarsson , Héðinn Valdimarsson. Flokkun strandsjávar í vatnshlot. HV 2019-50. 2019.
Giles Reverdin, Andrew Ronald Friedman, Leon Chafik, Naomi Penny Holliday, Tanguy Szekely, Héðinn Valdimarsson. North Atlantic extratropical and subpolar gyre variability during the last 120 years: a gridded dataset of surface temperature, salinity, and density. Part 1: dataset validation and RMS variability. Ocean Dynamics. 2019;69:385-403.
Stefanie Semper, Kjetil Våge, Robert S. Pickart, Héðinn Valdimarsson, Daniel J. Torres, Steingrímur Jónsson . The Emergence of the North Icelandic Jet and Its Evolution from Northeast Iceland to Denmark Strait. . Journal of Physical Oceanography. 2019;49:2449-2521.
Martin Moritz, Kerstin Jochumsen, Ryan P. North, Detlef Quadfasel, Héðinn Valdimarsson. Mesoscale Eddies observed at the Denmark Strait sill. Manuscript supmitted to JGR-Oceans. 2019.
César González-Pola, Paula Fratantoni, Karin M. H. Larsen, N. Penny Holliday, Stephen Dye, Kjell Arne Mork, Agnieszka Beszczynska-Möller, Héðinn Valdimarsson, Alexander Trofimov, Hjalte Parner, Holger Klein, Boris Cisewski, Almudena Fontán, Kieran Lyons, Nicolas Kolodziejczyk, Rocío Graña, Johanna Linders, Tycjan Wodzinowski, Ilona Goszczko, Caroline Cusack. The ICES Working Group on Oceanic Hydrography: A Bridge From In-situ Sampling to the Remote Autonomous Observation Era. 2019;March. https://doi.org/10.3389/fmars.2019.00103
Steingrímur Jónsson , Héðinn Valdimarsson, Sólveig R. Ólafsdóttir , Magnús Danielsen . Water exchange, circulation and oxygen in a small fjord in Iceland in relation to events of massive herring mortality. Regional studies in Marine Science. 2019;32. https://doi.org/10.1016/j.rsma.2019.100859
Héðinn Valdimarsson. Structure and variability of the North Icelandic Jet from two years of mooring data. J. Geophys. Res.. 2019;124:3987-4002. https://doi.org/10.1029/2019jc015134

2018

Svein Østerhus, Rebecca Woodgate, Héðinn Valdimarsson, Bill Turrell, Laura de Steur, Detlef Quadfasel, Steffen M. Olsen, Martin Moritz, Craig M. Lee, Karin M. H. Larsen, Steingrímur Jónsson , Clare Johnson, Kerstin Jochumsen, Bogi Hansen, Beth Curry, Stuart Cunningham, Barbara Berx. Arctic Mediterranean Exchanges: A consistent volume budget and trends in transports from two decades of observations. Ocean Science Discuss.. 2018. https://doi.org/10.5194/os-2018-114
Gilles Reverdin, Nicolas Metzl, Sólveig R. Ólafsdóttir , Virgine Racapé, Taro Takahashi, Marion Benetti, Héðinn Valdimarsson, Alice Benoit-Cattin , Magnús Danielsen , et al.. SURATLANT: a 1993–2017 surface sampling in the central part of the North Atlantic subpolar gyre. Earth System Science Data. 2018;10 (4). https://doi.org/10.5194/essd-10-1901-2018
Héðinn Valdimarsson, Steingrímur Jónsson . A numerical study of interannual variability in the North Icelandic Irminger Current. Journal of Geophysical Research: Oceans. 2018. https://doi.org/10.1029/2018JC013800
Sólveig R. Ólafsdóttir , Héðinn Valdimarsson, Maria Dolores Pérez‐Hernández, Kristinn Guðmundsson , Ástþór Gíslason , Hildur Pétursdóttir , Hafsteinn G. Guðfinnsson, Kristín J. Valsdóttir , Agnes Eydal , Karl Gunnarsson . Ástand sjávar 2016. HV 2018-29. 2018.
Guðmundur J. Óskarsson , Sólveig R. Ólafsdóttir , Þorsteinn Sigurðsson , Héðinn Valdimarsson. Observation and quantification of two incidents of mass fish kill of Icelandic summer spawning herring (Clupea harengus) in the winter 2012/2013. Fisheries Oceanography. 2018;27 (4):302-311. https://doi.org/10.1111/fog.12253
Héðinn Valdimarsson, et. al.. héðinnNorth Atlantic subpolar gyre along predetermined ship tracks since 1993: a monthly data set of surface temperature, salinity, and density. Earth Syst. Sci. Data. 2018;10:1403-1415. https://www.earth-syst-sci-data.net/10/1403/2018/
Héðinn Valdimarsson. A numerical study of interannual variability in the North Icelandic Irminger Current. J. Geophys. Res.. 2018;123:8994-9009. https://agupubs.onlinelibrary.wiley.com/doi/abs/10.1029/2018JC013800
Héðinn Valdimarsson. Arctic Mediterranean Exchanges: A consistent volume budget and trends in transports from two decades of observations. Ocean Sci. Discuss. 2018;10.5194:os-2018-114.
Héðinn Valdimarsson, Steingrímur Jónsson . A numerical study of interannual variability in the North Icelandic Irminger Current. Journ.of Geophysical Res.2018; Oceans. 2018. https://agupubs.onlinelibrary.wiley.com/doi/abs/10.1029/2018JC013800

2017

Sólveig R. Ólafsdóttir , Héðinn Valdimarsson, Andreas Macrander , Hafsteinn G. Guðfinnsson. Burðarþol íslenskra fjarða. HV 2017-033. 2017.
Robert S. Pickart, Michael A. Spall, Daniel J. Torres, Kjetil Våge, Héðinn Valdimarsson, C. Nobre, G. W. K. Moore, Steingrímur Jónsson , Dana Mastropole. The North Icelandic Jet and its relationship to the North Icelandic Irminger Current. Journal of Marine Research. 2017;75:605-639. https://doi.org/10.1357/002224017822109505
Kerstin Jochumsen, Martin Moritz, Nuno Nunes, Detlef Quadfasel, Bogi Hansen, Steingrímur Jónsson , Héðinn Valdimarsson, Karin H, Karin M. H. Larsen. Revised transport estimates of the Denmark Strait overflow. Journal of Geophysical Research: Oceans. 2017. https://doi.org/10.1002/2017JC012803
Wilken-Jon von Appen, Dana Mastropole, Robert S. Pickart, Héðinn Valdimarsson, Steingrímur Jónsson . On the Nature of the Mesoscale Variability in Denmark Strait. Journal of Physical Oceanography. 2017. https://doi.org/10.1175/JPO-D-16-0127.1
Ólafur S. Ástþórsson, Héðinn Valdimarsson. Um Alfa, Mike, Indía og aðrar veðurstöðvar á Norður Atlantshafi. Ægir. 2017;109 (10-11):36-38.
Steingrímur Jónsson , Héðinn Valdimarsson. Revised transport estimates of the Denmark Strait overflow. Journal of Geophysical Research. 2017;Oceans. https://agupubs.onlinelibrary.wiley.com/doi/full/10.1002/2017JC012803
Wilken-Jon von Appen, Dana Mastropole, Robert S. Pickart, Héðinn Valdimarsson, Steingrímur Jónsson . On the Nature of the Mesoscale Variability in Denmark Strait. 2017. https://journals.ametsoc.org/doi/10.1175/JPO-D-16-0127.1

2016

Dana Mastropole, Robert S. Pickart, Héðinn Valdimarsson, Kjetil Våge, Kerstin Jochumsen, James Girton. On the hydrography of Denmark Strait . Journal of Geophysical Research: Oceans. 2016. https://doi.org/10.1002/2016JC012007
Laura de Steur, Robert S. Pickart, Andreas Macrander , Kjetil Våge, B. Harden, Steingrímur Jónsson , Svein Østerhus, Héðinn Valdimarsson. Liquid freshwater transport estimates from the East Greenland Current based on continuous measurements north of Denmark Strait. Journal of Geophysical Research: Oceans. 2016. https://doi.org/10.1002/2016JC012106
Ástþór Gíslason , Héðinn Valdimarsson, Kristinn Guðmundsson , Sólveig R. Ólafsdóttir . Þættir úr vistfræði sjávar 2015 / Environmental conditions in Icelandic waters 2015. HV 2016-001. 2016.
B.E. Harden, R.S. Pickart, Héðinn Valdimarsson, Kjetil Våge, Laura de Steur, Clark Richards, Frank Bahr, Dan Torres, Eli Börve, Steingrímur Jónsson , Andreas Macrander , Svein Østerhus, Lisbeth Havik, Tore Hattermann. Upstream sources of the Denmark Strait Overflow: Observations from a high-resolution mooring array. Deep Sea Research Part I. . 2016;112:94-112.
Dana Mastropole, Robert S. Pickart, Héðinn Valdimarsson, Kjetil Våge, Kerstin Jochumsen, James Girton. On the hydrography of Denmark Strait. Journal of Geophysical Research. 2016;Oceans. https://agupubs.onlinelibrary.wiley.com/doi/full/10.1002/2016JC012007

2015

Gísli A. Víkingsson , Daniel G. Pike, Héðinn Valdimarsson, Anna Schleimer, Þorvaldur Gunnlaugsson , Teresa Silva , Bjarki Þór Elvarsson , Bjarni Mikkelsen, Niels Öien, Genevieve Desportes, Valur Bogason , Philip S. Hammond. Distribution, abundance, and feeding ecology of baleen whales in Icelandic waters: have recent environmental changes had an effect?. Frontiers in Ecology and Evolution. 2015;3 (6):1-18. https://doi.org/10.3389/fevo.2015.00006
Ólafur S. Ástþórsson, Héðinn Valdimarsson, Ásta Guðmundsdóttir, Guðmundur J. Óskarsson . Makríll og ástand sjávar í 100 ár. Ægir. 2015;108:52-56.
Héðinn Valdimarsson, Sólveig R. Ólafsdóttir . Almennt um tilgang og markmið sjórannsókna við Ísland / On the purpose of hydrographic monitoring around Iceland. Í Þættir úr vistfræði sjávar 2014. . Fjölrit Hafrannsóknastofnunarinnar . 2015;181.
J.Fischer, J. Karstensen, R. Zantopp, M.Visbeck, A.Biastock, E. Behrens, C.W. Böning, D.Qadfasel, K.Jochumse, Héðinn Valdimarsson, S.Jónsson, S.Bacon, N.P.Holliday, S.Dye, M.Rhein, C. Mertens. Instra-seasonal variability of the DWBC in the western supolar North Atlantic. Progress in Oceanography. 2015;132:233-249.

2014

Héðinn Valdimarsson. Advective and atmospheric forced changes in hear and fresh water content in the Norwegian Sea, 1951-2010. Geophysical Research Letters. 2014;41:6221-6228.
Maxim Rybakov, Y. Firsov, M. Nosov, O.Goncharova, Ö.Tangen, V.Anthonypillai, K.Utne, A.Höines, K.A. Mork, W. Melle, E.K. Stenevik, K.J. Stæhr, B. Couperus, M. Kloppmann, Guðmundur J. Óskarsson , Sveinn Sveinbjörnsson, Héðinn Valdimarsson, L. Smith, E.I. Homrum, P. Vestergaard, J.A. Thomassen. International Ecosystem Survey In Nordic Sea (IESNS) IN April-June 2014. Working Document, . WGIPS & WGWIDE. 2014.
Ólafur K. Pálsson, Ástþór Gíslason , Björn Gunnarsson, Hafsteinn G. Guðfinnsson, Héðinn Valdimarsson, Hildur Pétursdóttir , Konráð Þórisson, Sólveig R. Ólafsdóttir , Sveinn Sveinbjörnsson. Meginþættir í vistkerfi Íslandshafs og breytingar á lífsháttum loðnu. Náttúrufræðingurinn . 2014;84 (1–2):4–18.
Bogi Hansen, Steffen Olsen, Svein Østerhus, Detlef Quadfasel, Héðinn Valdimarsson. Is the overflow across the Iceland-Faroe Ridge coupled to the Atlantic inflow across the Ridge. Geophysical Research Abstracts. 2014;16, EGU2014-3641.
Wilken-Jon von Appen, Inga M Koszalka, Robert S. Pickart, Thomas W.N. Haine, Dana Mastropole, Marcello G. Magaldi, Héðinn Valdimarsson, James Girton, Kerstin Jochumsen, Gerd Krahman. The East Greenland Spill Jet as an important component of the Atlantic Meridional Overturning Circulation. Deep Sea Research Part I. Oceanographic Research Papers. 2014;92:75-84.
Andreas Macrander , Héðinn Valdimarsson, Steingrímur Jónsson . Improved transport estimate of the East Icelandic Current 2002-2012. Journal of Geophysical Research. 2014;119:3407-3424.
Héðinn Valdimarsson, Magnús Danielsen . Endurteknar mælingar á hita, seltu og súrefni sjávar á föstum stöðvum í Patreks-, Tálkna-, Arnar-, Dýra-, og Önundarfirði árin 2013 og 2014. Skýrsla um mælingar gerðar í samvinnu við fiskeldisfyrirtæki á Vestfjörðum. . 2014.
Héðinn Valdimarsson, Andreas Macrander , Magnús Danielsen . Straummælingar í Ísafjarðardjúpi 2012 til 2013. Skýrsla. 2014.

2013

Guðmundur J. Óskarsson , Þorsteinn Sigurðsson , Sólveig R. Ólafsdóttir , Héðinn Valdimarsson. Two incidents of mass mortalities of Icelandic summer-spawning herring in Kolgrafafjörður in the winter 2012/2013. ICES North Western Working Group (NWWG), 26 April - 3 May 2013, Working Document No. 1. 11 bls.. 2013.
Kjetil Våge, Robert S. Pickart, Michael A. Spall, G.W.K. Moore, Héðinn Valdimarsson, Daniel J. Torres, Svetlana Y. Erofeeva, Jan Even Ø. Nilsen. Revised circulation scheme north of the Denmark Strait. Deep Sea Research Part I. . 2013;79.

2012

Héðinn Valdimarsson, Ólafur S. Ástþórsson, Jónbjörn Pálsson. Hydrographic variations in Icelandic waters during recent decades and related changes in some fish stocks. ICES Journal of Marine Science. 2012;69 (5):816-825. https://doi.org/10.1093/icesjms/fss027
Ólafur S. Ástþórsson, Héðinn Valdimarsson, Ásta Guðmundsdóttir, Guðmundur J. Óskarsson . Climate-related variations in the occurrence and distribution of mackerel (Scomber scombrus) in Icelandic waters. ICES Journal of Marine Science. 2012;69:1289-1297. https://doi.org/10.1093/icesjms/fss084
Ólafur K. Pálsson, Ástþór Gíslason , Hafsteinn G. Guðfinnsson, Sólveig R. Ólafsdóttir , Björn Gunnarsson, Sveinn Sveinbjörnsson, Hildur Pétursdóttir , Konráð Þórisson, Héðinn Valdimarsson. Ecosystem structure in the Iceland Sea and recent changes to the capelin (Mallotus villosus) population. ICES Journal of Marine Science. 2012;69 (7):1242-1254. https://doi.org/10.1093/icesjms/fss071
Ólafur K. Pálsson, Héðinn Valdimarsson, Sólveig R. Ólafsdóttir , Hafsteinn G. Guðfinnsson, Ástþór Gíslason , Hildur Pétursdóttir , Konráð Þórisson, Björn Gunnarsson, S. Sveinbjörnsson, A. M. Sigurðsson, Agnes Eydal , B. Sigurðarson, F. Guðmundsson, J. I. Jónsson, Magnús Danielsen , R. Guðmundsdóttir, R. Ólafsdóttir, S. H. Brynjólfsson, Teresa Silva . Leiðangrar og gagnasöfnun í Íslandshafi . Hafrannsóknir. 2012;164:5-13.
Ólafur K. Pálsson, S. Sveinbjörnsson, Héðinn Valdimarsson, Ástþór Gíslason . Lífshættir loðnu í Íslandshafi. Hafrannsóknir. 2012;164:119-132.
Jochumsen K., D. Quadfasel, Héðinn Valdimarsson, S. Jónsson. Variability of the Denmark Strait overflow: moored time series from 1996-2011. J. Geophys. Res.. 2012. https://doi.org/10.1029/2012JC008244
Ólafur K. Pálsson, Héðinn Valdimarsson, Sólveig R. Ólafsdóttir , Hafsteinn G. Guðfinnsson, Ástþór Gíslason , Hildur Pétursdóttir , Konráð Þórisson, Björn Gunnarsson, Sveinn Sveinbjörnsson, Agnar M. Sigurðsson, Agnes Eydal , Björn Sigurðsson, Friðrik Guðmundsson, Jón Ingvar Jónsson, Kristín J. Valsdóttir , Magnús Danielsen , Ragnhildur Guðmundsdóttir, Stefán H. Brynjólfsson, Teresa Silva . Leiðangrar og gagnasöfnun í Íslandshafi 2006-2008. . Fjölrit . 2012;164:5-13.
S. Jónsson, Héðinn Valdimarsson. Hydrography and circulation over the southern part of the Kolbeinsey Ridge. ICES Journal of Marine Science. 2012. https://doi:10.1093/icesjms/fss101
Bert Rudels, Meri Korhonen, Gereon Budeus, Agnieszka Beszczynska-Möller, Ursula Schauer, Aleksi Nummelin, Detlef Quadfasel, Héðinn Valdimarsson. The East Greenland Current and its impacts on the Nordic Seas: observed trends in the past decade. ICES Journal of Marine Science. 2012. https://doi:10.1093/icesjms/fss079
S. Jónsson, Héðinn Valdimarsson. Water mass transport variability to the north Icelandic shelf, 1994–2010. ICES Journal of Marine Science. 2012. https://doi:10.1093/icesjms/fss024
Brearly J.A., Pickart R.S., Héðinn Valdimarsson, S. Jónsson. The East Greenland boundary current system south of Denmark Strait. Deep-Sea Research I. 2012;63:1-19.

2011

Björn Björnsson , Páll Reynisson , Jón Sólmundsson , Héðinn Valdimarsson. Seasonal changes in migratory and predatory activity of two species of gadoid preying on inshore northern shrimp Pandalus borealis. Journal of Fish Biology. 2011;78:1110-1131. https://doi.org/10.1111/j.1095-8649.2011.02923.x
Héðinn Valdimarsson, Sólveig R. Ólafsdóttir , Kristinn Guðmundsson , Ástþór Gíslason , Hildur Pétursdóttir , Björn Gunnarsson. Áhrif hlaupvatns í kjölfar goss í Eyjafjallajökli í apríl 2010, á strandsjó sunnan lands: I. Dreifing í sjó. Hafrannsóknir. 2011;158:20-25.
Kjetil Vaage, Robert S. Pickart, Michael A. Spall, Héðinn Valdimarsson, Steingrímur Jónsson , Daniel J. Torres, Svein Osterhus, Tor Eldevik. Significant role of the North Icelandic Jet in the formation of the Denmark Strait overflow water. Nature Geoscience. 2011;4(10):723-727.

2009

Ástþór Gíslason , Hildur Pétursdóttir , Ólafur S. Ástþórsson, Kristinn Guðmundsson , Héðinn Valdimarsson. Inter-annual variability in abundance and community structure of zooplankton south and north of Iceland in relation to environmental conditions in spring 1990–2007. Journal of Plankton Research. 2009;31 (5):541-551. https://doi.org/10.1093/plankt/fbp007
Ólafur K. Pálsson, Héðinn Valdimarsson, Sólveig R. Ólafsdóttir , Hafsteinn G. Guðfinnsson, Ástþór Gíslason , Hildur Pétursdóttir , Sveinn Sveinbjörnsson. Rannsóknir á vistkerfi Íslandshafs og vistkerfi loðnu að sumarlagi. Í Þættir úr vistfræði sjávar 2008. Fjölrit Hafrannsóknastofnunarinnar . 2009;145.
Huges S.L., Holliday N.P., Colbourne E., Ozhigin V., Héðinn Valdimarsson, Østerhus S., Wiltshire K.. Comparison of in situ time-series of temperature with gridded sea surface temperature datasets in the North Atlantic. ICES Journal of Marine Science. 2009;66.

2008

Ástþór Gíslason , Hildur Pétursdóttir , Ólafur S. Ástþórsson, Kristinn Guðmundsson , Héðinn Valdimarsson. Interannual variability in abundance and community structure of zooplankton south and north of Iceland in relation to environmental conditions in spring 1990-2007. International Council for the Exploration of the Sea C.M. 2008;Q:04.
Ólafur K. Pálsson, Héðinn Valdimarsson, Sólveig R. Ólafsdóttir , Hafsteinn G. Guðfinnsson, Ástþór Gíslason , Hildur Pétursdóttir , Konráð Þórisson, Björn Gunnarsson, Sveinn Sveinbjörnsson. Vistkerfis íslandshafs. Í: Þættir úr vistfræði sjávar 2007. Fjölrit Hafrannsóknastofnunarinnar . 2008;139:21-24.

2007

Ólafur K. Pálsson, Sólveig R. Ólafsdóttir , Héðinn Valdimarsson, Hafsteinn G. Guðfinnsson, Ástþór Gíslason , S. Sveinbjörnsson. Vistkerfi Íslandshafs 2006 . Fjölrit . 2007;130:21-23.
Karl Gunnarsson , Ásta Guðmundsdóttir, Ástþór Gíslason , Gísli A. Víkingsson , Hafsteinn G. Guðfinnsson, Héðinn Valdimarsson, Hjálmar Vilhjálmsson, Kristinn Guðmundsson , Ólafur K. Pálsson, Sólveig R. Ólafsdóttir , Sveinn Sveinbjörnsson. Sjór, lífríki og fiskistofnar á olíuleitarsvæðinu við Jan Mayen. 2007.

2001

Hafsteinn G. Guðfinnsson, Héðinn Valdimarsson, Steingrímur Jónsson , Jóhannes Briem, Jón Ólafsson, Sólveig R. Ólafsdóttir , Ástþór Gíslason , Sigmar Arnar Steingrímsson. Rannsóknir á straumum, umhverfisþáttum og lífríki sjávar í Reyðarfirði frá júlí til október 2000 / Current measurements, environmental factors and biology of Reyðarfjörður in the period late July to the beginning of October 2000. Fjölrit nr. 85. 2001.
Héðinn Valdimarsson, Steingrímur Jónsson , Gerða Geirsdóttir, Jóhannes Briem, Jón Ólafsson, Magnús Danielsen , Sólveig R. Ólafsdóttir . Rannsóknir á áhrifum ferskvatnsrennslis til Héraðsflóa á strauma og ástand sjávar við Austfirði. 2001.

1999

Héðinn Valdimarsson, Svend-Aage Malmberg. Near-surface circulation in Icelandic waters derived from satellite tracked drifters. 1999.

1997

Héðinn Valdimarsson, O. A. Misund, F. Arrhenius, J. C. Holst, Ástþór Gíslason , A. Guðmundsdóttir, J. A. Jacobsen, A. Krysov, Svend Aage Malmberg, D. Reid. Report on surveys of the distribution, abundance and migration of the Norwegian spring-spawning herring, other pelagic fish and the environment of the Norwegian Sea and adjacent waters in late winter, spring and summer of 1997. International Council for the Exploration of the Sea C.M. 1997;Y:04.
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