Go to main content

Kotaro Ono

Kot1
Forsker
Telephone: 94831765
Department: Fisheries dynamics

Subjectarea

I am an applied statistician working at the Fisheries Dynamics group at IMR. My research interests span a wide range of statistical / modeling problems in marine ecology from population dynamics, species distribution models, state-space models, simulation modeling, stock assessment, and management strategy evaluation.

Curriculum Vitae

EDUCATION

04/2010 - 12/2014
 

Phd. School of Aquatic and Fishery Sciences – University of Washington – Seattle, WA, USA

09/2007-03/2010

Master. School of Aquatic and Fishery Sciences – University of Washington – Seattle, WA, USA

 

SUPERVISION

1 Phd student

 

WORK EXPERIENCE

2019-ongoing

Research scientist – Institute of Marine Research, Fisheries Dynamics group – Norway

2017-2019

Post-doctoral fellow – Centre for Coastal Research, University of Agder – Norway

I worked on developing approaches to examine the ecological responses of marine fish species to pollution, climate, and other anthropogenic stressors in the Norwegian Skagerrak ecosystem

2014-2017

Post-doctoral fellow – Alaska Fisheries Science Center, NOAA – Seattle, WA, USA

I worked on developing a multispecies management strategy evaluation to test alternate bycatch quota allocation method for Pacific halibut in the Bering Sea Aleutian Island groundfish fishery.

 

PROFESSIONAL SERVICE

2012-ongoing

Journal referee for: PNAS, Global Change Biology, Ecography, Ecological Applications, Journal of applied ecology, Marine Ecology Progress Series, ICES Journal of Marine Science, Canadian Journal of Fisheries and Aquatic Sciences, Ecological Modeling, PLOS ONE, Fisheries Research, North American Journal of Fisheries Management, Population Ecology, Geosciences, African Journal of Marine Science

2021

Member of the ICES Working Group on the Governance of Quality Management of Data and Advice (WGQUALITY)

2021

Member of the ICES Workshop on the Inclusion of Discard Survival in Stock Assessments (WKSURVIVE)

2020 & 2016

Member of the ICES Working Group on Improving use of Survey Data for Assessment and Advice (WGISDAA)

2020

Anglerfish assessment in ICES subareas 1 and 2

2020

Member of the ICES Workshop on unavoidable survey effort reduction (WKUSER). TOR II co-leader

2019

Member of the ICES Workshop on catch forecasts from biased assessments (WKFORBIAS)

2013

Reviewer for the NMFS Fisheries and the Environment (FATE) proposals

2013

US petrale sole stock assessment

2012-2013

Organizer of the joint University of Washington-NOAA weekly seminar series (full academic year)

2011

US pacific ocean perch stock assessment

2010-2011

Organizer of the weekly departmental quantitative seminar series at the School of Aquatic and Fishery Sciences, University of Washington (full academic year)

 

LIST OF PUBLICATION (peer-reviewed)

  1. Durant JM, Ono K, Stenseth NC, Langangen Ø. 2020. Nonlinearity in interspecific interactions in response to climate change: Cod and haddock as an example.Global Change Biology 26 (10), 5554-5563
  2. Ono K, Knutsen H, Olsen EM, Ruus A, Hjermann DØ, Stenseth NC. 2019. Possible adverse impact of contaminants on Atlantic cod population dynamics in coastal ecosystems. Proceedings of the Royal Society B: Biological Sciences 286 (1908), 20191167.  
  3. Ono K, Langangen Ø, Stenseth NC. 2019. Improving risk assessments in conservation ecology
    Nature Communications 10 (2836)
  4. Kotwicki S, Ono K. 2019. The effect of random and density-dependent variation in sampling efficiency on variance estimates from fishery surveys. Fish and Fisheries. 20 (4), 760-774
  5. Stige LC, Eriksen E, Dalpadado P, Ono K. 2019. Direct and indirect effects of sea ice cover on major zooplankton groups and planktivorous fishes in the Barents Sea. ICES Journal of Marine Science. 76: 124-136
  6. Ono K, Haynie AC, Hollowed AB, Ianelli JN, McGilliard CR, Punt, AE. 2018. Management strategy analysis for multispecies fisheries including technical interactions and human behavior in modelling management decisions and fishing. Canadian Journal of Fishery and Aquatic Sciences. 75: 1185-1202.
  7. Ono K, Ianelli JN, McGilliard C, Punt AE. Integrating data from multiple surveys and accounting for spatio-temporal correlation to index the abundance of juvenile Pacific halibut in Alaska. 2018. ICES Journal of Marine Science. 75: 572-584. 
  8. Ono K, Kotwicki S, Dingsør GE, Johnsen E. Multispecies acoustic dead-zone correction and bias ratio estimates between acoustic and bottom-trawl data. 2018. ICES Journal of Marine Science. 75: 361-373. https://doi.org/10.1093/icesjms/fsx115
  9. Hordyk AR, Ono K, Prince JD, and Walters CJ. 2016. A simple length-structured model based on life history ratios and incorporating size-dependent selectivity: application to spawning potential ratios for data-poor stocks. Canadian Journal of Fishery and Aquatic Sciences. 73: 1787-1799Ono K, Punt AE, and Hilborn R. 2015. Think outside the grids: an objective approach to define spatial strata for catch and effort analysis. Fisheries Research. 170: 89-101
  10. Thorson JT, Fonner R, Haltuch M.A., Ono K, Winker H. 2016. Accounting for spatio-temporal variation and fisher targeting when estimating abundance from multispecies fishery data. Canadian Journal of Fishery and Aquatic Sciences. 73: 1-14.
  11. Breyta R, McKenney D, Tesfaye T, Ono K, Kurath G. Increasing virulence, but not infectivity, associated with serially emergent virus strains of a fish rhabdovirus. 2016. Virus evolution 2(1). https://doi.org/10.1093/ve/vev018
  12. Monnahan, CC, Ono K, Anderson SC, Rudd MB, Hicks AC, Hurtado-Ferro F, Johnson KF, Kuriyama PT, Licandeo RR, Stawitz CC, Taylor IG, Valero JL. 2016. The effect of length bin width on growth estimation in integrated age-structured stock assessments. Fisheries Research. 180: 103-112.
  13. Ono K., Shelton AO, Ward EJ, Thorson JT, Feist BE, and Hilborn R. 2016. Space-time investigation of the effects of fishing on fish populations. Ecological Applications. 26: 392-406.  
  14. Kuriyama PT, Ono K, Hurtado-Ferro F, Hicks AC, Taylor IG, Licandeo RR, Johnson KF, Anderson SC, Monnahan CC, Rudd MB, Stawitz CC, and Valero JL. 2016. An empirical weight-at-age approach reduces estimation bias compared to modeling parametric growth in integrated, statistical stock assessment models when growth is time varying. Fisheries Reseach. 180: 119-127
  15. Ward EJ, Jannot JE, Lee Y, Ono K, Shelton AO, and Thorson JT. 2015. Using spatiotemporal species distribution models to identify temporally evolving hotspots of species co-occurrence. Ecological Applications. 28: 2198-2209.
  16. Thorson JT, Ianelli JN, Munch SB, Ono K, Spencer PD. 2015. Spatial delay-difference models for estimating spatiotemporal variation in juvenile production and population abundance. Canadian Journal of Fishery and Aquatic Sciences. 72: 1897-1915.
  17. Ono K, Punt AE and Hilborn R. 2015. How do marine closures affect the analysis of catch and effort data? Canadian Journal of Fishery and Aquatic Sciences. 72: 1177-1190
  18. Ono K, Licandeo R, Muradian M, Cunningham CJ, Anderson SC, Hurtado-Ferro F, Johnson KF, McGilliard CR, Monnahan CC, Szuwalski CS, Valero JL, Vert-pre KA, Whitten AR and Punt AE. 2015. The importance of length and age composition data in statistical catch-at-age model for marine species. ICES Journal of Marine Science. 72: 31-43
  19. Brieuc M, Ono K, Drinan D, Naish K. 2015. Integration of Random Forest with population-based outlier analyses provides insight on the genomic basis and evolution of run timing in Chinook salmon (Oncorhynchus tshawytscha). Molecular Ecology. 24: 2729-2746
  20. Hurtado-Ferro F, Szuwalski CS, Valero JL, Anderson SC, Cunningham CJ, Johnson KF, Licandeo RR, McGilliard CR, Monnahan CC, Muradian ML, Ono K, Vert-Pre KA, Whitten AR, and Punt AE. 2015. Looking in the rear-view mirror: bias and retrospective patterns in integrated, age-structured stock assessment models. ICES Journal of Marine Science. 72: 99-110
  21. Johnson KF, Monnahan CC, McGilliard CR, Vert-pre KA, Anderson CA, Cunningham CJ, Hurtado-Ferro F, Licandeo RR, Muradian M, Ono K, Szuwalski CS, Valero JL, Whitten AR, and Punt AE. 2015. Time-varying natural mortality in fisheries stock assessment models: Identifying a default approach. ICES Journal of Marine Science. 72: 137-150
  22. Hordyk A, Ono K, Sainsbury K, Loneragan N, and Prince J. 2015. Some explorations on the life history ratios to describe length composition, spawning-per-recruit, and the spawning potential ratio. ICES Journal of Marine Science. 72: 204-216
  23. Hordyk A, Ono K, Valencia S, Loneragan, and Prince J. 2015. A novel length-based empirical method of spawning potential ratio (SPR), and tests of its performance for small-scale, data-poor fisheries. ICES Journal of Marine Science. 72: 217-231
  24. Ono K and Simenstad CA. 2014. Reducing the effect of overwater structures on migrating juvenile salmon: and experiment with light. Ecological Engineering. 71: 180-189
  25. Thorson JT, Ono K, and Munch SB. 2014. A Bayesian approach to identifying and compensating for model misspecification in population models. Ecology. 95: 329-341.
  26. Anderson CA, Johnson KF, Monnahan CC, Ono K, and Valero JL. 2014. ss3sim: an R package for fisheries stock-assessment simulation with Stock Synthesis. Plos ONE. 9(4): e92725. doi:10.1371/journal.pone.0092725
  27. Ono K, Holland D, and Hilborn R. 2013. How does species association affect mixed stock fisheries management? A comparative analysis of the effect of marine protected areas, discard bans, and individual fishing quotas. Canadian Journal of Fisheries and Aquatic Sciences 70(12): 1792-1804.
  28. Ono K, Punt AE, and Rivot E. 2012. Model performance analysis for Bayesian biomass dynamic models using bias, precision and reliability metrics. Fisheries Research 125-126: 173-183

LIST OF PUBLICATION (in review/in prep)

  1. Goto D, Devine, J.A, Umar I, Fischer S.H, De Oliveira J.A.A, Howell D, Jardim E, Mosqueira I, Ono K. (in review) A precautionary solution to estimation bias in shaping safe harvest boundaries
  2. Deininger A, Martin A.H, Pardo J.C.F, Berg P.R, Bhardwaj J, Catarino D, Fernandez-Chacon A, Martinez-Swatson K, Ono K, Oomen R.A, Sodeland M, Sørdalen T.K, Synnes A, Thorbjørnsen S.H, Thormar J. (in review) Coastal research seen through an early career lens – a perspective on interdisciplinary collaboration
  3. Ono K, Halvor K, Olsen EM, Ruus A, Hjermann DØ, Gundersen H, Alve E, Hess S, Stenseth NC. (in prep) Half a century long studies reveals intricate influence of environment, climate, and pollution to the dynamics of coastal fish community.
  4. Ono K, Arved S, Skjæraasen J.E, Godiksen J.A, Moksness I, Merete F, Glindtvad S, Kjesbu O.S (in prep). Deriving maturity ogive curves for marine, temperate fishes: a comparison of three methodological approaches tested on saithe (Pollachius virens)
  5. Ono K, Hølleland S, Slotte A. (in prep) Examining mackerel movement and distribution in the Nordic Seas through the radio frequency identification tag data

 

LIST OF PUBLICATION (peer-reviewed technical reports)

  1. Haltuch MA, Ono K, and Valero JL. Status of the U.S. petrale sole resource in 2012. Pacific Fishery Management Council. Portland, Oregon
  2. Hamel OS, and Ono K. Stock assessment of Pacific Ocean Perch in waters off of the U.S. West coast in 2011. Pacific Fishery Management Council. Portland, Oregon
  3. Ono K, Simenstad CA, Toft JD, Southard SL, Sobocinski KL, and Borde A. 2010. Assessing and mitigating dock shading impacts on the behavior of juvenile Pacific salmon (Onchorynchus spp.): can artificial light mitigate the effects? WA-RD 755.1. Washington State Transportation Center (TRAC).

 

SELECTED RESEARCH COMMUNICATION & OUTREACH

  1. Invited Keynote speaker at the Technical Expertise in Stock Assessment (TESA) simulation Workshop for Fisheries and Oceans Canada, DFO. 2021
  2. Invited at the Agder Vitenskapsakademi. 2020. Topic: "Forurensning - hvordan påvirker forurensning rekrutteringen av fisk i Skagerrak - komplekse statistiske modeller gir ny innsikt"
  3. Interview by https://titan.uio.no/ on the Nature Communication paper “Improving risk assessments in conservation ecology”. 2019 Featured in https://forskning.no/dyreverden-partner-universitetet-i-oslo/na-blir-det-lettere-a-telle-ville-dyr-i-verden/1648702;
  4. Invited at the Arendalsuka. 2019. Topic: Torsk og forurensning gjennom et halvt århundre
  5. Presentation at the kick-off event for the Centre for Coastal Research as a University of Agder Priority Research Centre. 2019. Topic: Adverse impact of contaminants on Atlantic cod population dynamics in coastal ecosystems
  6. Presentation at Forskningsrådets havforskningskonferansel. 2018. Topic: Skagcore - a century of change: ecological responses to pollution, climate, and other stressors on the Skagerrak coast.
  7. Public hearing and presentations at the North Pacific Fishery Management Council, USA. 2016. Topic: Investigating alternative harvest control rule for setting the halibut bycatch limit in the Bering Sea groundfish fishery. Featured in: http://legistar2.granicus.com/npfmc/meetings/2016/4/936_A_North_Pacific_Council_16-04-04_Meeting_Agenda.pdf - item C6 and  http://legistar2.granicus.com/npfmc/meetings/2016/10/948_A_North_Pacific_Council_16-10-03_Meeting_Agenda.pdf - item D1
  8. Presentation at the World Conference on Natural Resource Modeling, France. 2015. Topic: Harvest strategies for multispecies fisheries under catch constraints.
  9. Invited at the National Research Institute of Fisheries Science, Japan. 2014. Topic: How does species association affect mixed stock fisheries management? A comparative analysis of the effect of marine protected areas, discard bans, and individual fishing quotas.
  10. Invited at Keio University for the Innovation and Challenges for Fisheries Assessment and Management Workshop, Japan. 2014. Topic: Detecting the spatio-temporal changes in local abundance. Example of the US West coast dover sole (Microstomus pacificus).
  11. Presentation at the World Conference on Stock Assessment Methods, USA. 2013. Topic: Better data yields better yields? Why the type, quantity and quality of data matters in fisheries stock assessments.
  12. Presentation at the American Fishery Society, USA. 2011. The effect of fish spatial segregation on the multispecies fishery.
  13. Public outreach at the Washington State Department of Transportation, USA. 2010. Topic: Fiber optics lighting as a mean of mitigating shading impacts from overwater structures on juvenile salmon behavior.
  14. Invited at the Washington Cooperative Fish and Wildlife Research Unit, USA. 2010. Assessing and mitigating dock shading impacts on the behavior of juvenile Pacific salmon (Onchorynchus spp.): can artificial light mitigate the effects?

 

Publications

Academic articles

2021

Coastal Research Seen Through an Early Career Lens—A Perspective on Barriers to Interdisciplinarity in Norway

Anne Deininger, Angela Helen Martin, Juan Pardo, Paul Ragnar Berg, Jyotirmoy Bhardwaj, Diana Sofia de Oliveira Catarino, Albert Fernández-Chacón, Karen Agatha Martinez-Swatson, Kotaro Ono, Rebekah Alice Oomen, Marte Sodeland, Tonje Knutsen Sørdalen, Ann-Elin Synnes, Susanna Huneide Thorbjørnsen, Jonas Thormar
Frontiers in Marine Science 8
2020

Nonlinearity in interspecific interactions in response to climate change: Cod and haddock as an example

Joel Marcel Durant, Kotaro Ono, Nils Christian Stenseth, Øystein Langangen
Global Change Biology 26 p. 5554-5563
2019

The effect of random and density-dependent variation in sampling efficiency on variance of abundance estimates from fishery surveys

Stan Kotwicki, Kotaro Ono
Fish and Fisheries 20 p. 760-774
2019

Direct and indirect effects of sea ice cover on major zooplankton groups and planktivorous fishes in the Barents Sea

Leif Christian Stige, Elena Eriksen, Padmini Dalpadado, Kotaro Ono
ICES Journal of Marine Science 76 p. i24-i36
2019

Possible adverse impact of contaminants on Atlantic cod population dynamics in coastal ecosystems

Kotaro Ono, Halvor Knutsen, Esben M Olsen, Anders Ruus, Dag Ø Hjermann, Nils Chr Stenseth
Proceedings of the Royal Society of London. Biological Sciences 286 p. 1-9
2019

Improving risk assessments in conservation ecology

Kotaro Ono, Øystein Langangen, Nils Christian Stenseth
Nature Communications 10 p. 1-7
2018

Multispecies acoustic dead-zone correction and bias ratio estimates between acoustic and bottom-trawl data

Kotaro Ono, Stan Kotwicki, Gjert Endre Dingsør, Espen Johnsen
ICES Journal of Marine Science 75 p. 361-373
2018

Management strategy analysis for multispecies fisheries including technical interactions and human behavior in modeling management decisions and fishing

Kotaro Ono, Alan C. Haynie, Anne Babcock Hollowed, James N Ianelli, Carey R McGilliard, André E. Punt
Canadian Journal of Fisheries and Aquatic Sciences 75 p. 1185-1202
2017

Integrating data from multiple surveys and accounting for spatio-temporal correlation to index the abundance of juvenile Pacific halibut in Alaska

Kotaro Ono, James N Ianelli, Carey R McGilliard, André E. Punt
ICES Journal of Marine Science 75 p. 572-584

Reports and papers

Is this your profile? Edit your profile (login)