Stefán Áki Ragnarsson

2024

Magnús Thorlacius , Valur Bogason , Jón Sólmundsson , Stefán Áki Ragnarsson . Fisksamfélög við Landeyjar – skýrsla vegna fyrirhugaðrar efnistöku af sjávarbotni. HV 2024-02. Haf- og vatnarannsóknir. 2024;2:17.

2022

Ásgeir Gunnarsson , Hjalti Karlsson , Guðrún Helgadóttir, Julian M. Burgos , Stefán Áki Ragnarsson , Steinunn Hilma Ólafsdóttir . Rannsóknir á hrygningu steinbíts (Anarhichas lupus) á Látragrunni. HV 2022-17. Haf- og vatnarannsóknir. 2022.

2021

Steinunn Hilma Ólafsdóttir , Stefán Áki Ragnarsson , Julian M. Burgos , Einar Hjörleifsson , Klara Björg Jakobsdóttir , Guðmundur Þórðarson. Vernd viðkvæmra botnvistskerfa. Samantekt upplýsinga og mat á fimm þáttum er varða viðkvæm botnvistkerfi fyrir atvinnuvega- og nýsköpunarráðuneytið. HV 2021-50. Haf- og vatnarannsóknir. 2021.

2020

Stefán Áki Ragnarsson , Guðrún G. Þórarinsdóttir . Burrowing behaviour in ocean quahog (Arctica islandica) in situ and in the laboratory. HV 2020-43. Haf- og vatnarannsóknir. 2020.

Rakel Guðmundsdóttir , Sólveig R. Ólafsdóttir , Hjalti Karlsson , Stefán Áki Ragnarsson . Umhverfisáhrif sjókvíaeldis ‐ Mælingar á efnaferlum í seti íslenskra fjarða. HV 2020-42. Haf- og vatnarannsóknir. 2020.

Steinunn Hilma Ólafsdóttir , Julian M. Burgos , Stefán Áki Ragnarsson , Hjalti Karlsson . Kóralsvæði við Ísland. Rannsóknir 2009‐2012 lýsing – útbreiðsla – verndun. HV 2020-31. Haf- og vatnarannsóknir. 2020.

2019

Guðrún G. Þórarinsdóttir , Stefán Áki Ragnarsson . Kúfskeljarannsóknir í Önundarfirði árið 1999. HV 2019-13. 2019.

2018

Stefán Áki Ragnarsson , Julian M. Burgos , Steinunn Hilma Ólafsdóttir . Overview of the contribution of the Marine and Freshwater Research Institute to the CoralFISH project (2008-2012). HV 2018-38. 2018.

Jón Sólmundsson , Ingibjörg G. Jónsdóttir , Stefán Áki Ragnarsson , Björn Björnsson . Connectivity among offshore feeding areas and nearshore spawning grounds; implications for management of migratory fish. ICES Journal of Marine Science. 2018;75 /(1):148-157. https://doi.org/10.1093/icesjms/fsx103

2017

Björn Björnsson , Julian M. Burgos , Jón Sólmundsson , Stefán Áki Ragnarsson , Ingibjörg G. Jónsdóttir , Unnur Skúladóttir. Effects of cod and haddock abundance on the distribution and abundance of northern shrimp. Marine Ecology Progress Series. 2017;572:209-221. https://doi.org/10.3354/meps12128

Stefán Áki Ragnarsson , Julian M. Burgos , Tina Kutti, Inge van den Beld, Hrönn Egilsdóttir , Sophie Arnaud-Hanond, Anthony J. Grehan. The Impact of Anthropogenic Activity on Cold-Water Corals. Marine Animal Forests: The ecology of Benthic Biodiversity Hotspots. 2017. https://doi.org/10.1007/978-3-319-17001-5_27-1

2015

Stefán Áki Ragnarsson , Guðrún G. Þórarinsdóttir , Karl Gunnarsson . Short and long-term effects of hydraulic dredging on benthic communities and ocean quahog (Arctica islandica) populations. Marine Environmental Research. 2015;109:113-123. https://doi.org/10.1016/j.marenvres.2015.05.003

Jón Sólmundsson , Ingibjörg G. Jónsdóttir , Björn Björnsson , Stefán Áki Ragnarsson , Gunnar G. Tómasson, Vilhjálmur Þorsteinsson. Home ranges and spatial segregation of cod Gadus morhua spawning components. Marine Ecology Progress Series. 2015;520:217-233. https://doi.org/10.3354/meps11106

2012

Ólafur K. Pálsson, Stefán Áki Ragnarsson , Jón Sólmundsson , Karl Gunnarsson . Mælingar á brottkasti þorsks og ýsu 2001-2010 /Discards of cod and haddock in the Icelandic demersal fisheries 2001-2010. Göngur þorsks til og frá friðunarsvæðum norðan Íslands. Lífríki fjörunnar við útfall Reykjanesvirkjunar. Fjölrit nr. 160. 2012.

2010

Guðrún G. Þórarinsdóttir , Larry Jacobson, Stefán Áki Ragnarsson , Elena Guijarro Garcia, Karl Gunnarsson . Capture efficiency and size selectivity of hydraulic clam dredges used in fishing for ocean quahogs (Arctica islandica): simultaneous estimation in the SELECT model . ICES Journal of Marine Science. 2010;67 (2):345-354. https://doi.org/10.1093/icesjms/fsp236

Andrzej Jaworski, Jón Sólmundsson , Stefán Áki Ragnarsson . Fish assemblages inside and outside marine protected areas off northern Iceland: protection effects or environmental confounds?. Fisheries Research. 2010;102 (1-2):50-59. https://doi.org/10.1016/j.fishres.2009.10.008

2006

Andrzej Jaworski, Jón Sólmundsson , Stefán Áki Ragnarsson . The effect of area closures on the demersal fish community off the east coast of Iceland. ICES Journal of Marine Science. 2006;63 (5):897-911. https://doi.org/10.1016/j.icesjms.2006.03.001