Blar i Artikler, kapitler og presentasjoner fra NORCE Klima og miljø på forfatter "Dahlgren, Thomas Gunnar"

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    • Abyssal fauna of polymetallic nodule exploration areas, eastern Clarion-Clipperton Zone, central Pacific Ocean: Annelida: Spionidae and Poecilochaetidae 

      Neal, Lenka; Wiklund, Helena; Rabone, Muriel; Dahlgren, Thomas Gunnar; Glover, Adrian (Peer reviewed; Journal article, 2022)
      This paper represents a continuation of taxonomic publications on the benthic fauna of polymetallic nodule fields in the eastern Clarion-Clipperton Zone (CCZ) using material collected during baseline environmental survey ...

    • Abyssal fauna of polymetallic nodule exploration areas, eastern Clarion-Clipperton Zone, central Pacific Ocean: Annelida: Spionidae and Poecilochaetidae 

      Neal, Lenka; Wiklund, Helena; Rabone, Muriel; Dahlgren, Thomas Gunnar; Glover, Adrian G. (Journal article; Peer reviewed, 2022)
      This paper represents a continuation of taxonomic publications on the benthic fauna of polymetallic nodule fields in the eastern ClarionClipperton Zone (CCZ) using material collected during baseline environmental survey ...

    • Annelid Fauna of the Prince Gustav Channel, a Previously Ice-Covered Seaway on the Northeastern Antarctic Peninsula 

      Drennan, Regan; Dahlgren, Thomas Gunnar; Linse, Katrin; Glover, Adrian G. (Peer reviewed; Journal article, 2021)
      The Prince Gustav Channel is a narrow seaway located in the western Weddell Sea on the northeastern-most tip of the Antarctic Peninsula. The channel is notable for both its deep (>1200 m) basins, and a dynamic glacial ...

    • Application of polychaetes in (de)coupled integrated aquaculture: an approach for fish waste bioremediation 

      Nederlof, Marit; Fang, Jinghui; Dahlgren, Thomas Gunnar; Rastrick, Samuel; Smaal, Aad C.; Strand, Øivind; Sveier, Harald; Verdegem, Marc C.J.; Jansen, Henrice M (Peer reviewed; Journal article, 2020)
      ABSTRACT: Development of benthic components within integrated multi-trophic aquaculture (IMTA) systems warrants more attention, and the development of polychaetes as an extractive component in IMTA systems is ongoing. This ...

    • Benthic eDNA metabarcoding provides accurate assessments of impact from oil extraction, and ecological insights 

      Lanzén, Anders; Dahlgren, Thomas Gunnar; Bagi, Andrea; Hestetun, Jon Thomassen (Peer reviewed; Journal article, 2021)
      Apart from its contribution to climate change, offshore oil and gas extraction is also a potential threat to the diversity and function of marine ecosystems. Routine monitoring of the environmental status of affected areas ...

    • Biodiversity, biogeography, and connectivity of polychaetes in the world's largest marine minerals exploration frontier 

      Stewart, Eva C.D.; Bribiesca-Contreras, Guadalupe; Taboada, Sergi; Wiklund, Helena; Ravara, Ascensao; Pape, Ellen; De Smet, Bart; Neal, Lenka; Cunha, Marina R.; Jones, Daniel O.B.; Smith, Craig R.; Glover, Adrian G.; Dahlgren, Thomas Gunnar (Journal article, 2023)
      Aim The abyssal Clarion-Clipperton Zone (CCZ), Pacific Ocean, is an area of commercial importance owing to the growing interest in mining high-grade polymetallic nodules at the seafloor for battery metals. Research into ...

    • The bone-degrading enzyme machinery: From multi-component understanding to the treatment of residues from the meat industry 

      Fernandez-Lopez, Laura; Sanches-Carrillo, Sergio; Garcia-Moyano, Antonio; Borchert, Erik; Almendral, David; Alonso, Sandra; Cea-Rama, Isabel; Miguez, Noa; Larsen, Øivind; Werner, Johannes; Makarova, Kira S; Plou, Fransisco J; Dahlgren, Thomas Gunnar; Sanz-Aparicio, Julia; Hentschel, Ute; Bjerga, Gro Elin Kjæreng; Ferrer, Manuel (Peer reviewed; Journal article, 2021)
      Many microorganisms feed on the tissue and recalcitrant bone materials from dead animals, however little is known about the collaborative effort and characteristics of their enzymes. In this study, microbial metagenomes ...

    • Carbonate compensation depth drives abyssal biogeography in the northeast Pacific 

      Simon-Lledó, Erik; Amon, Diva J.; Bribiesca-Contreras, Guadalupe; Cuvelier, Daphne; Durden, Jennifer M.; Ramalho, Sofia P.; Uhlenkott, Katja; Arbizu, Pedro Martinez; Benoist, Noelie; Copley, Jonathan; Dahlgren, Thomas Gunnar; Glover, Adrian G.; Fleming, Bethany; Horton, Tammy; Ju, Se-Jong; Mejía-Saenz, Alejandra; McQuaid, Kirsty; Pape, Ellen; Park, Chailinn; Smith, Craig R.; Jones, Daniel O.B. (Peer reviewed; Journal article, 2023)
      Abyssal seafloor communities cover more than 60% of Earth’s surface. Despite their great size, abyssal plains extend across modest environmental gradients compared to other marine ecosystems. However, little is known about ...

    • Deciphering a Marine Bone-Degrading Microbiome Reveals a Complex Community Effort 

      Borchert, Erik; Garcia-Moyano, Antonio; Sánchez-Carrillo, Sergio; Dahlgren, Thomas Gunnar; Slaby, B; Bjerga, Gro Elin Kjæreng; Ferrer, Manuel; Franzenburg, Sören; Hentschel, Ute (Peer reviewed; Journal article, 2021)
      The marine bone biome is a complex assemblage of macro- and microorganisms; however, the enzymatic repertoire to access bone-derived nutrients remains unknown. The bone matrix is a composite material made up mainly of ...

    • Environment, ecology, and potential effectiveness of an area protected from deep-sea mining (Clarion Clipperton Zone, abyssal Pacific) 

      Jones, Daniel O.B.; Simon-Lledó, Erik; Amon, Diva J.; Bett, Brian J.; Caulle, Clémence; Clément, Louis; Connelly, Douglas P.; Dahlgren, Thomas Gunnar; Durden, Jennifer M.; Drazen, Jeffrey C.; Felden, Janine; Gates, Andrew R.; Georgieva, Magdalena N.; Glover, Adrian G.; Gooday, Andrew J.; Hollingsworth, Anita L; Horton, Tammy; James, Rachael H.; Jeffreys, Rachel M.; Laguionie-Marchais, Clare; Leitner, Astrid B; Lichtschlag, Anna; Menendez, Amaya; Paterson, Gordon; Peel, Kate; Robert, Katleen; Schoening, Timm; Shulga, Natalia A.; Smith, Craig R.; Taboada, Sergio; Thurnherr, Andreas M.; Wiklund, Helena; Young, C. Robert; Huvenne, Veerle A.I. (Peer reviewed; Journal article, 2021)
      To protect the range of habitats, species, and ecosystem functions in the Clarion Clipperton Zone (CCZ), a region of interest for deep-sea polymetallic nodule mining in the Pacific, nine Areas of Particular Environmental ...

    • Grab what you can—an evaluation of spatial replication to decrease heterogeneity in sediment eDNA metabarcoding 

      Hestetun, Jon Thomassen; Lanzén, Anders; Dahlgren, Thomas Gunnar (Peer reviewed; Journal article, 2021)
      Environmental DNA methods such as metabarcoding have been suggested as possible alternatives or complements to the current practice of morphology-based diversity assessment for characterizing benthic communities in marine ...

    • How many metazoan species live in the world's largest mineral exploration region? 

      Rabone, Muriel; Wiethase, Joris H.; Simon-Lledo, Erik; Emery, Aidan M.; Jones, Daniel O.B.; Dahlgren, Thomas Gunnar; Bribiesca-Contreras, Guadalupe; Wiklund, Helena; Horton, Tammy; Glover, Adrian G. (Peer reviewed; Journal article, 2023)
      The global surge in demand for metals such as cobalt and nickel has created unprecedented interest in deep-sea habitats with mineral resources. The largest area of activity is a 6 million km2 region known as the ...

    • The impact of DNA extract homogenization and replication on marine sediment metabarcoding diversity and heterogeneity 

      Hestetun, Jon Thomassen; Lanzén, Anders; Skaar, Katrine Sandnes; Dahlgren, Thomas Gunnar (Peer reviewed; Journal article, 2021)
      Metabarcoding of environmental DNA (eDNA) is an attractive complement to morphological methods for surveys and routine monitoring of marine sediment benthic communities. However, metabarcoding and other genetic techniques ...

    • Insights from the management of offshore energy resources: Toward an ecosystem-services based management approach for deep-ocean industries 

      Bravo, M. Emilia; Brandt, Miriam Isabelle; van der Grient, Jesse M. A.; Dahlgren, Thomas Gunnar; Esquete, Patricia; Gollner, Sabine; Jones, Daniel O.B.; Levin, Lisa A.; McClain, Craig R.; Narayanaswamy, Bhavani E.; Sutton, Tracey; Gonzalez, Lissette Victorero; Cordes, Erik E. (Peer reviewed; Journal article, 2023)
      The deep ocean comprises complex ecosystems made up of numerous community and habitat types that provide multiple services that benefit humans. As the industrialization of the deep sea proceeds, a standardized and robust ...

    • A New Species of Osedax (Siboglinidae: Annelida) From Colonization Experiments in the Arctic Deep Sea 

      Eilertsen, Mari Heggernes; Dahlgren, Thomas Gunnar; Rapp, Hans Tore (Peer reviewed; Journal article, 2020)
      Large parcels of organic matter in the deep sea, such as whale carcasses, harbor a very specialized fauna, most famously the bone-eating worms in the genus Osedax (Annelida, Siboglinidae). Although Osedax was first described ...

    • Patterns of Macrofaunal Biodiversity Across the Clarion-Clipperton Zone: An Area Targeted for Seabed Mining 

      Washburn, Travis; Menot, Lenaick; Bonifácio, Paulo; Pape, Ellen; Blazewicz, Magdalena; Bribiesca-Contreras, Lupita; Dahlgren, Thomas Gunnar; Fukushima, Tomohiko; Glover, Adrian G.; Jung Ju, Se; Kaiser, Stefanie; Hwan Yu, Ok; Smith, Craig R. (Peer reviewed; Journal article, 2021)
      Macrofauna are an abundant and diverse component of abyssal benthic communities and are likely to be heavily impacted by polymetallic nodule mining in the Clarion-Clipperton Zone (CCZ). In 2012, the International Seabed ...

    • Quantification of eDNA to map the distribution of cold-water coral reefs 

      Kutti, Tina; Johnsen, Ingrid A.; Skaar, Katrine Sandnes; Ray, Jessica Louise; Husa, Vivian; Dahlgren, Thomas Gunnar (Peer reviewed; Journal article, 2020)
      Marine litter harms marine life, human wellbeing and the provision of clean seafood. In the Barents Sea, a high portion of this source of pollution derives from fisheries. However, there remains a knowledge gap between ...

    • Taxonomy, phylogeny, and biodiversity of Lumbrineridae (Annelida, Polychaeta) from the Central Pacific Clarion-Clipperton Zone 

      Neal, Lenka; Abrahams, Emily; Wiklund, Helena; Rabone, Muriel; Bribiesca-Contreras, Lupita; Stewart, Eva C.D.; Dahlgren, Thomas Gunnar; Glover, Adrian G. (Peer reviewed; Journal article, 2023)
      The DNA taxonomy of six species of the annelid family Lumbrineridae collected from the Clarion-Clipperton Zone (CCZ) in the Central Pacific, an area of potential mining interest for polymetallic nodules, is presented. ...