Browsing Bergen Open Research Archive by Author "Kongsrud, Jon Anders"
Now showing items 1-15 of 15
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Adding pieces to the puzzle: insights into diversity and distribution patterns of Cumacea (Crustacea: Peracarida) from the deep North Atlantic to the Arctic Ocean
Uhlir, Carolin; Schwentner, Martin; Meland, Kenneth; Kongsrud, Jon Anders; Glenner, Henrik; Brandt, Angelika; Thiel, Ralf; Svavarsson, Jörundur; Lörz, Anne-Nina; Brix, Saskia (Journal article; Peer reviewed, 2021)The Nordic Seas have one of the highest water-mass diversities in the world, yet large knowledge gaps exist in biodiversity structure and biogeographical distribution patterns of the deep macrobenthic fauna. This study ... -
Annelids of the eastern Australian abyss collected by the 2017 RV ‘Investigator’ voyage
Gunton, Laetitia M; Kupriyanova, Elena K.; Alvestad, Tom; Avery, Lynda; Blake, James A.; Biriukova, Olga; Böggemann, Markus; Borisova, Polina B.; Budaeva, Nataliya; Burghardt, Ingo; Capa, Maria; Georgieva, Magdalena N.; Glasby, Christopher J.; Hsueh, Pan-Wen; Hutchings, Pat; Jimi, Naoto; Kongsrud, Jon Anders; Meißner, Karin; Murray, Anna; Nikolic, Mark; Paxton, Hannelore; Ramos, Dino; Schulze, Anja; Sobczyk, Robert; Watson, Charlotte; Wiklund, Helena; Wilson, Robin S.; Zhadan, Anna; Jinghuai, Zhang; Langeneck, Joachim (Journal article; Peer reviewed, 2021)In Australia, the deep-water (bathyal and abyssal) benthic invertebrate fauna is poorly known in comparison with that of shallow (subtidal and shelf) habitats. Benthic fauna from the deep eastern Australian margin was ... -
Benthic invertebrates in Svalbard fjords—when metabarcoding does not outperform traditional biodiversity assessment
Willassen, Endre; Westgaard, Jon-Ivar; Kongsrud, Jon Anders; Hanebrekke, Tanja Lexau; Buhl-Mortensen, Pål; Holte, Børge (Journal article; Peer reviewed, 2022)To protect and restore ecosystems and biodiversity is one of the 10 challenges identified by the United Nations’s Decade of the Ocean Science. In this study we used eDNA from sediments collected in two fjords of the Svalbard ... -
The Discovery and Preliminary Geological and Faunal Descriptions of Three New Steinahóll Vent Sites
Taylor, James; Devey, Colin; Le Saout, Morgane; Petersen, Sven; Kwasnitschka, Tom; Frutos, Inmaculada; Linse, Katrin; Lörz, Anne-Nina; Pałgan, Dominik; Tandberg, Anne Helene Solberg; Svavarsson, Jörundur; Thorhallsson, Daniel; Tomkowicz, Adrianna; Egilsdottir, Hrönn; Ragnarsson, Stefán Á.; Renz, Jasmin; Markaseva, Elena A.; Gollner, Sabine; Paulus, Eva; Kongsrud, Jon Anders; Beermann, Jan; Kocot, Kevin M.; Meißner, Karin; Bartholomä, Alexander; Hoffman, Leon; Vannier, Pauline; Marsteinsson, Viggó; Rapp, Hans Tore; Diaz-Agras, Guillermo; Tato, Ramiro; Brix, Saskia (Journal article; Peer reviewed, 2021)During RV MS Merian expedition MSM75, an international, multidisciplinary team explored the Reykjanes Ridge from June to August 2018. The first area of study, Steinahóll (150–350 m depth), was chosen based on previous ... -
Diversity, habitat endemicity and trophic ecology of the fauna of Loki’s Castle vent field on the Arctic Mid-Ocean Ridge
Eilertsen, Mari Heggernes; Kongsrud, Jon Anders; Tandberg, Anne Helene S.; Alvestad, Tom; Budaeva, Nataliya; Martell, Luis; Ramalho, Sofia P.; Falkenhaug, Tone; Huys, Rony; Oug, Eivind; Bakken, Torkild; Høisæter, Tore; Rauch, Cessa; Carvalho, Francisca Maria Correia de; Savchenko, Alexandra; Ulvatn, Tone; Kongshavn, Katrine; Berntsen, Cassandra Mari; Olsen, Bernt Rydland; Pedersen, Rolf B. (Journal article; Peer reviewed, 2024)Loki’s Castle Vent Field (LCVF, 2300 m) was discovered in 2008 and represents the first black-smoker vent field discovered on the Arctic Mid-Ocean Ridge (AMOR). However, a comprehensive faunal inventory of the LCVF has not ... -
Do ampharetids take sedimented steps between vents and seeps? Phylogeny and habitat-use of Ampharetidae (Annelida, Terebelliformia) in chemosynthesis-based ecosystems
Eilertsen, Mari Heggernes; Kongsrud, Jon Anders; Alvestad, Tom; Stiller, Josefin; Rouse, Greg W; Rapp, Hans Tore (Peer reviewed; Journal article, 2017-10-31)Background: A range of higher animal taxa are shared across various chemosynthesis-based ecosystems (CBEs), which demonstrates the evolutionary link between these habitats, but on a global scale the number of species ... -
Genetic connectivity from the Arctic to the Antarctic: Sclerolinum contortum and Nicomache lokii (Annelida) are both widespread in reducing environments
Eilertsen, Mari Heggernes; Georgieva, Magdalena N.; Kongsrud, Jon Anders; Linse, Katrin; Wiklund, Helena; Glover, Adrian G.; Rapp, Hans Tore (Peer reviewed; Journal article, 2018-03-19)The paradigm of large geographic ranges in the deep sea has been challenged by genetic studies, which often reveal putatively widespread species to be several taxa with more restricted ranges. Recently, a phylogeographic ... -
The lower bathyal and abyssal seafloor fauna of eastern Australia
O'Hara, Timothy D.; Williams, Alan; Ahyong, Shane T.; Alderslade, P.; Alvestad, Tom; Bray, D.; Burghardt, Ingo; Budaeva, Nataliya; Criscione, F.; Crowther, A.L.; Ekins, M.; Eléaume, M.; Farrelly, C.A.; Finn, J.K.; Georgieva, Magdalena N.; Graham, A.; Gomon, M.; Gowlett-Holmes, K.; Gunton, L.M.; Hallan, A.; Hosie, A.M.; Hutchings, Pat; Kise, H.; Köhler, F.; Kongsrud, Jon Anders; Kupriyanova, Elena; Lu, C.C.; Mackenzie, M.; Mah, C.; MacIntosh, H.; Merrin, Kelly L.; Miskelly, A.; Mitchell, M.L.; Moore, K.; Murray, Anna; O'loughlin, P.M.; Paxton, Hannelore; Pogonoski, J.J.; Staples, D.; Watson, J.E.; Wilson, Robin S.; Zhang, J.; Bax, N.J. (Journal article; Peer reviewed, 2020)Background Our knowledge of the benthic fauna at lower bathyal to abyssal (LBA, > 2000 m) depths off Eastern Australia was very limited with only a few samples having been collected from these habitats over the last ... -
Mapping of marine benthic invertebrates in the Oslofjord and the Skagerrak: sampling data of museum collections from 1950–1955 and from recent investigations
Oug, Eivind; Christiansen, Marit Ellen; Dobbe, Kristine; Rønning, Ann-Helen; Bakken, Torkild; Kongsrud, Jon Anders (Peer reviewed; Journal article, 2015)Data from large sampling programmes for the mapping of marine invertebrates in the Oslofjord, Norway, and the Skagerrak, spanning more than six decades, are compiled and digitized to provide easy access in modern data ... -
New species of Ampharetidae (Annelida: Polychaeta) from the Arctic Loki Castle vent field
Kongsrud, Jon Anders; Eilertsen, Mari Heggernes; Alvestad, Tom; Kongshavn, Katrine; Rapp, Hans Tore (Peer reviewed; Journal article, 2016-03)Ampharetid polychaetes adapted to live in chemosynthetic environments are well known from the deep Pacific and Atlantic Oceans, but to date no such species have been reported from the Arctic Ocean. Here, we describe two ... -
Nicomache (Loxochona) lokii sp. nov. (Annelida: Polychaeta: Maldanidae) from the Loki’s Castle vent field: an important structure builder in an Arctic vent system
Kongsrud, Jon Anders; Rapp, Hans Tore (Peer reviewed; Journal article, 2011-07-15)The discovery of the Loki’s Castle vent field at 2,350 m depth on the Arctic mid-ocean ridge in 2008 represents the first known black smoker vent system in the Arctic region. Preliminary results on the benthic invertebrates ... -
Original specimens and type localities of early described polychaete species (Annelida) from Norway, with particular attention to species described by O.F. Müller and M. Sars
Oug, Eivind; Bakken, Torkild; Kongsrud, Jon Anders (Peer reviewed; Journal article, 2014)Early descriptions of species from Norwegian waters are reviewed, with a focus on the basic requirements for reassessing their characteristics, in particular, by clarifying the status of the original material and locating ... -
Polychaetes from Jan Mayen (Annelida, Polychaeta)
Bakken, Torkild; Kongsrud, Jon Anders; Oug, Eivind; Cochrane, Sabine; Moen, Toril Loennechen; Solbakken, Beata Elisabeth Borowiec (Peer reviewed; Journal article, 2010)A thorough literature review has been undertaken to establish the first complete account of polychaetes recorded from the area around the volcanic island of Jan Mayen. The annotated checklist lists 121 species-level taxa, ... -
Species delimitation analyses of NE Atlantic Chaetozone (Annelida, Cirratulidae) reveals hidden diversity among a common and abundant marine annelid
Grosse, Maël Ariel; Bakken, Torkild; Nygren, Arne; Kongsrud, Jon Anders; Capa, Maria (Journal article; Peer reviewed, 2020)The polychaetes of the family Cirratulidae (Annelida) are common inhabitants in continental shelf benthic environments and considered an important group of organisms in environmental monitoring surveys. The family represents ... -
When standard DNA barcodes do not work for species identifcation: intermixed mitochondrial haplotypes in the Jaera albifrons complex(Crustacea: Isopoda)
Nymoen, August Rustad; Kongsrud, Jon Anders; Willassen, Endre; Bakken, Torkild (Journal article; Peer reviewed, 2024)Here, we characterise the standard “Folmer region” of the mitochondrial cytochrome c oxidase subunit 1 (CO1) marker and a fragment of nuclear 28S marker in four species of the Jaera albifrons complex. Jaera albifrons (Leach, ...