Blar i Brage IMR på forfatter "Howell, Daniel"
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Final report for the REDUS project - Reduced Uncertainty in Stock Assessment
Olsen, Erik Joel Steinar; Aanes, Sondre; Aldrin, Magne Tommy; Breivik, Olav Nikolai; Fuglebakk, Edvin; Goto, Daisuke; Handegard, Nils Olav; Hansen, Cecilie; Holmin, Arne Johannes; Howell, Daniel; Johnsen, Espen; Jourdain, Natoya; Korsbrekke, Knut; Ono, Kotaro; Otterå, Håkon Magne; Perryman, Holly Ann; Subbey, Samuel; Søvik, Guldborg; Umar, Ibrahim; Vatnehol, Sindre; Vølstad, Jon Helge (Rapport fra havforskningen;2021 - 16, Research report, 2021)The REDUS project (2016-2020) has been a strategic project at the Institute of Marine Research (IMR) aimed at quantifying and reducing the uncertainty in data-rich and age-structured stock assessments (e.g., cod, herring, ... -
Inadequate risk assessments – A study on worst-case scenarios related to petroleum exploitation in the Lofoten area
Hauge, Kjellrun Hiis; Blanchard, Anne; Andersen, Gisle; Boland, Ragnhild; Grøsvik, Bjørn Einar; Howell, Daniel; Meier, Sonnich; Olsen, Erik; Vikebø, Frode (Journal article; Peer reviewed, 2013-08-28)Heated debates are currently taking place on whether to open the area of Lofoten and Vesteralen in Northern Norway for petroleum production. Seismic explorations in this area have indicated promising petroleum resources. ... -
Increasing the uptake of multispecies models in fisheries management
Karp, Melissa A; Link, Jason S; Grezlik, Max; Cadrin, Steve; Fay, Gavin; Lynch, Patrick; Townsend, Howard; Methot, Richard D; Adams, Grant D; Blackhart, Kristan; Barceló, Caren; Buchheister, Andre; Cieri, Matthew; Chagaris, David; Christensen, Villy; Craig, J. Kevin; Cummings, Jonathan; Damiano, Matthew D; Dickey-Collas, Mark; Elvarsson, Bjarki Þór; Gaichas, Sarah; Haltuch, Melissa A; Haugen, Janne B; Howell, Daniel; Kaplan, Isaac C; Klajbor, Willem; Large, Scott I; Masi, Michelle; McNamee, Jason; Muffley, Brandon; Murray, Sarah; Plagányi, Éva; Reid, David; Rindorf, Anna; Sagarese, Skyler R; Schueller, Amy M; Thorpe, Robert; Thorson, James T; Tomczak, MacIej T; Trijoulet, Vanessa; Voss, Rudi (Peer reviewed; Journal article, 2023)Multispecies models have existed in a fisheries context since at least the 1970s, but despite much exploration, advancement, and consideration of multispecies models, there remain limited examples of their operational use ... -
An overview of Gadget, the Globally applicable Area-Disaggregated General Ecosystem Toolbox
Begley, James; Howell, Daniel (ICES CM documents, Working paper, 2004)Gadget is the Globally applicable Area-Disaggregated General Ecosystem Toolbox. Gadget is a powerful and flexible framework that has been developed to model complicated statistical marine ecosystems within a fisheries ... -
Projecting Marine Mammal Distribution in a Changing Climate
Silber, Gregory; Lettrich, Matthew; Thomas, Peter; Baker, Jason, D; Baumgartner, Mark; Becker, Elisabeth, A; Boveng, Peter; Dick, Dorothy; Fiechter, Jerome; Forcada, Jaume; Forney, Karin; Griffis, Roger; Hare, Jonathon; Hobday, Alistair; Howell, Daniel; Laidre, Kristin L.; Mantua, Nate; Quakenbush, Lori; Santora, Jarrod A.; Stafford, Kathleen M.; Spencer, Paul; Stock, Charles; Sydeman, William J.; Van Houtan, Kyle; Waples, Robin S. (Peer reviewed; Journal article, 2017) -
Refining fisheries advice with stock-specific ecosystem information
Bentley, Jacob W.; Lundy, Mathiew; Howell, Daniel; Beggs, Steven E.; Bundy, Alida; Castro, Franscisco de; Fox, Clive; Heymans, Johanna; Lynam, Christopher; Pedreschi, Debbi; Schuchert, Pia; Serpetti, Natalia; Woodlock, Johnny; Reid, David (Peer reviewed; Journal article, 2021)Although frequently suggested as a goal for ecosystem-based fisheries management, incorporating ecosystem information into fisheries stock assessments has proven challenging. The uncertainty of input data, coupled with the ... -
Report of the Joint Russian-Norwegian Working Group on Arctic Fisheries (JRN-AFWG) 2022
Howell, Daniel; Bogstad, Bjarte; Chetyrkin, Anatoly; Fall, Johanna Jennifer Elisabeth; Filin, Anatoly; Godiksen, Jane Aanestad; Höffle, Hannes; Johannesen, Edda; Kovalev, Yuri; Russkikh, Alexey; Vasilyev, Dmitri; Yaragina, Natalya (IMR/PINRO Joint Report Series;2022 - 6, Research report, 2022)On 30 th March 2022 all Russian participation in ICES was temporally suspended. Although the announcement of the suspension stressed the role of ICES as a “multilateral science organization”, this suspension applied not ... -
Report of the Joint Russian-Norwegian Working Group on Arctic Fisheries (JRN-AFWG) 2023
Howell, Daniel; Bogstad, Bjarte; Chetyrkin, Anatoly; Fall, Johanna Jennifer Elisabeth; Filin, Anatoly; Hallfredsson, Elvar Halldor; Höffle, Hannes; Johannesen, Edda; Kovalev, Yuri; Mikhailov, Andrey; Russkikh, Alexey; Stesko, Aleksi; Vasilyev, Dmitri; Vihtakari, Mikko; Windsland, Kristin; Yaragina, Natalya (IMR/PINRO Joint Report Series;2023 - 7, Research report, 2023)On 30 th March 2022 all Russian participation in ICES was temporally suspended. Although the announcement of the suspension stressed the role of ICES as a “multilateral science organization”, this suspension applied not ... -
Report of the Workshop on the evaluation of harvest control rules for Sebastes mentella in ICES areas 1 and 2 (WKREBMSE)
Howell, Daniel; Bogstad, Bjarte; Höffle, Hannes; Goto, Daisuke (Research report, 2018) -
A Review of Applications Evaluating Fisheries Management Scenarios through Marine Ecosystem Models.
Perryman, Holly Ann; Hansen, Cecilie; Howell, Daniel; Olsen, Erik Joel Steinar (Peer reviewed; Journal article, 2021)Management Strategy Evaluation (MSE) is a framework to explore the tradeoffs amongst fishing strategies and assess the consequences for achieving management goals provided sources of uncertainty by means of simulation ... -
Shaping sustainable harvest boundaries for marine populations despite estimation bias
Goto, Daisuke; Devine, Jennifer Ann; Umar, Ibrahim; Fischer, Simon; Oliveira, Jose; Howell, Daniel; Jardim, Ernesto; Mosquiera, Iago; Ono, Kotaro (Peer reviewed; Journal article, 2021)Biased estimates of population status are a pervasive conservation problem. This problem has plagued assessments of commercial exploitation of marine species and can threaten the sustainability of both populations and ... -
Strength and consistency of density dependence in marine fish productivity
Rindorf, Anna; van Deurs, Mikael; Howell, Daniel; Andonegi, Eider; Berger, Aaron; Bogstad, Bjarte; Cadigan, Noel; Elvarsson, Bjarki Þór; Hintzen, Niels; Savina Roland, Marie; Taylor, Marc; Trijoulet, Vanessa; van Kooten, Tobias; Zhang, Fan; Collie, Jeremy (Peer reviewed; Journal article, 2022) -
Synergies between climate and management for Atlantic cod fisheries at high latitudes
Kjesbu, Olav Sigurd; Bogstad, Bjarte; Devine, Jennifer A.; Gjøsæter, Harald; Howell, Daniel; Ingvaldsen, Randi; Nash, Richard D.M.; Skjæraasen, Jon Egil (Journal article; Peer reviewed, 2014-02-18)The widespread depletion of commercially exploited marine living resources is often seen as a general failure of management and results in criticism of contemporary management procedures. When populations show dramatic and ... -
Tradeoffs of managing cod as a sustainable resource in fluctuating environments
Goto, Daisuke; Filin, Anatoly A.; Howell, Daniel; Bogstad, Bjarte; Kovalev, Yuri A.; Gjøsæter, Harald (Peer reviewed; Journal article, 2021)Sustainable human exploitation of living marine resources stems from a delicate balance between yield stability and population persistence to achieve socioeconomic and conservation goals. But our imperfect knowledge of how ... -
WORKSHOP ON GUIDELINES FOR MANAGEMENT STRATEGY EVALUATIONS (WKGMSE2)
Bertignac, Michel; Bjornsson, Hoskuldur; Brooks, Mollie Elisabeth; Brunel, Thomas; Butterworth, Doug; Campbell, Andrew; Cerviño, Santiago; Deroba, Jonathan; Elvarsson, Bjarki Thor; Fischer, Simon; Garcia, Dorleta; Goto, Daisuke; Gras, Michael; Hintzen, Niels T.; Holmgren, Noél; Howell, Daniel; Huynh, Quang; Jardim, Ernesto; Kell, Laurence T.; Konrad, Christoph; Kraak, Sarah B. M.; Kronlund, Allen; Levontin, Polina; Lordan, Colm; Mendes, Hugo; Miethe, Tanja; Mosqueira, Iago; De Oliveira, José A.A.; Pastoors, Martin; Pinto, Cecilia; Sparrevohn, Claus Reedtz; Taylor, Marc (Research report, 2019)The purpose of the meeting was to bring up to date the methodologies and technical specifications that should be incorporated in Management Strategy Evaluation (MSE) work in ICES. The workshop was tasked with reviewing ...