Blar i NORCE vitenarkiv på forfatter "Ray, Jessica Louise"
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Arctic Paleoceanography Cruise KH21-234 with R/V Kronprins Haakon
De Schepper, Stijn; Larsen, Aud; Blindheim, Dag Inge; Cordier, Tristan; Grant, Danielle; Hestetun, Jon Thomassen; Häkli, Katja; Lefevere, Simon Pierre; Liltved, Allegra; Monsen, Stig; Mugu, Sigrid; Ray, Jessica Louise; Steinsland, Kristine; Trofimova, Tamara; Weiner, Agnes (Research report, 2022)We set sail from Longyearbyen on 30.6.2021 to collect surface sediments, long sediment archives, water and plankton samples. The study area is located north of Svalbard, within the seasonal and permanent sea ice covered ... -
Bleka i Byglandsfjorden 2018 - 2021 - Status, trusler og anbefalte tiltak
Skoglund, Helge; Stöger, Elisabeth; Helle, Turid M.; Birkeland, Ina; Postler, Christoph; Isaksen, Trond Einar; Mahlum, Shad; Velle, Gaute; Pulg, Ulrich; Stranzl, Sebastian; Ray, Jessica Louise; Lima, Rachel; Espedal, Espen Olsen; Johannessen, Arne; Normann, Eirik S.; Gabrielsen, Sven-Erik; Skår, Bjørnar; Wiers, Tore (LFI - Laboratorium for ferskvannsøkologi og innlandsfiske, Research report, 2021)Bleka i Byglandsfjorden gjennomfører hele livssyklusen i ferskvann og er sammen med Namsblanken Norges eneste gjenlevende relikte laksestamme. De kombinerte effektene av forsuring og vassdragsregulering førte bestanden til ... -
Environmental DNA monitoring of pelagic fish fauna at the Hywind Scotland floating wind energy installation – A pilot study
Ray, Jessica Louise; Hestetun, Jon Thomassen; Mugu, Sigrid; Dahlgren, Thomas Gunnar (Research report, 2022)Environmental impact assessment and regular environmental monitoring are prerequisites for the construction, operation, and decommissioning of offshore installations such as the Hywind Scotland wind park. Molecular approaches ... -
Kunnskapsstatus for bruk av molekylære verktøy i kartlegging og overvåkning av biologisk mangfold i marine miljø
Dunshea, Glenn; Martell, Luis; Bakken, Torkild; Budaeva, Nataliya; Ekrem, Torbjørn; Tandberg, Anne Helene S.; Baussant, Thierry; de Boer, Hugo; Hestetun, Jon Thomassen; Hobæk, Anders; Kallioniemi, Eveliina; Larsen, Aud; Markussen, Stine Svalheim; Mauvisseau, Quentin; Ray, Jessica Louise; Yoccoz, Nigel; Willassen, Endre (Research report, 2021)Denne rapporten er bestilt av Miljødirektoratet fra NorBOL (Norwegian Barcode of Life), et nasjonalt nettverk av forskningsinstitusjoner som koordineres av NTNU Vitenskapsmuseet. Universitetsmuseet i Bergen har hatt ... -
MetaMon final project report - High-throughput metabarcoding of eukaryotic diversity for environmental monitoring of marine sediments
Hestetun, Jon Thomassen; Lanzén, Anders; Bagi, Andrea; Ray, Jessica Louise; Larsen, Aud; Dahlgren, Thomas Gunnar (Research report, 2021)MetaMon (2018-2021) was a project at the NORCE Molecular Ecology Research Group aimed at maturing eDNA for sediment offshore environmental monitoring. Findings include (i) guidelines for sampling and processing, (ii) a 97 ... -
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 ... -
Quantitative molecular detection of larval Atlantic herring (Clupea harengus) in stomach contents of Atlantic mackerel (Scomber scombrus) marks regions of predation pressure
Allen, Bridie; Ray, Jessica Louise; Tiedemann, Maik; Komyakova, Valeriya; Vikebø, Frode Bendiksen; Skaar, Katrine Sandnes; Stiasny, Martina H.; Folkvord, Arild; Nash, Richard David Marriott; Stenevik, Erling Kåre; Kjesbu, Olav Sigurd (Journal article; Peer reviewed, 2021)Mortality rates in the early life-history stages of fishes are generally high yet identifying the causes remain unclear. Faltering recruitment rates of Atlantic herring (Clupea harengus) in the Norwegian Sea indicate a ... -
Removal of large viruses and their dispersal through fecal pellets of the appendicularian Oikopleura dioica during Emiliania huxleyi bloom conditions
Mayers, Kyle; Lawrence, Janice; Skaar, Katrine Sandnes; Töpper, Joachim Paul; Petelenz-Kurdziel, Elzbieta Anna; Saltvedt, Marius Rydningen; Sandaa, Ruth-Anne; Larsen, Aud; Bratbak, Gunnar; Ray, Jessica Louise (Peer reviewed; Journal article, 2021)Despite their importance in shaping the structure and function of marine microbial food webs, little is known about factors regulating marine virus abundance. Previous work demonstrated clearance of laboratory-cultured ...