Olav Nikolai Risdal Breivik

Joint Russian Norwegian Arctic Fisheries Working Group (JRN-AFWG) Report 2025 , 2025. Rapport

Leveraging Norwegian Data to Improve Danish Insurance Risk Models 2024. Rapport

Olav Nikolai Risdal Breivik; Martin Jullum; Leveraging Norwegian Data to Improve Danish Insurance Risk Models NR-notat, 2024. Vitenskapelig artikkel

A practical course in the state space assessment model SAM and RTMB 2024. Faglig foredrag

Introduction to Template Model Builder 2024. Faglig foredrag

Advice on fishing opportunities for Northeast Arctic cod in 2025 in ICES subareas 1 and 2 , 2024. Rapport

Advice on fishing opportunities for Greenland halibut in 2025 and 2026 in ICES subareas 1 and 2 , 2024. Rapport

Advice on fishing opportunities for beaked redfish in 2025 and 2026 in ICES subareas 1 and 2 , 2024. Rapport

Advice on fishing opportunities for Northeast Arctic haddock in 2025 in ICES subareas 1 and 2 , 2024. Rapport

Incorporation of observation uncertainty in stock assessment using spatio-temporal modeling of catch-at-length and age-at-length survey data ICES Journal of Marine Science, vol. 81, pp. 1195 1208 , (ISSN 1054-3139 1095-9289 ), doi: https://doi.org/10.1093/icesjms/fsae079 , 2024. Vitenskapelig artikkel

Integrating survey and observer data improves the predictions of New Zealand spatio-temporal models ICES Journal of Marine Science, vol. 80, pp. 1991 2007 , (ISSN 1054-3139 1095-9289 ), doi: https://doi.org/10.1093/icesjms/fsad129 , 2023. Vitenskapelig artikkel

​Statistical foundation for stock assessment​ 2023. Vitenskapelig foredrag

​​​A practical course in selecting configurations for the state space assessment model SAM​​ 2023. Vitenskapelig foredrag

Punktestimat fra romlig modell som parameter i XGBoost modell 2023. Rapport

Workshop on the assessment and management plan evaluation for Icelandic herring (WKICEHER) 2023. Rapport

Detecting significant retrospective patterns and spatio-temporal modeling of abundance indices 2023. Vitenskapelig foredrag

A spatio-temporal index model that incorporates uncertainty in age-at-length, and utilizing the uncertainty in stock assessment 2023. Vitenskapelig foredrag

Olav Nikolai Breivik; Integrating survey and observer data improves the predictions of New Zealand spatio-temporal models ICES Journal of Marine Science, (ISSN 1054-3139 1095-9289 ), doi: https://doi.org/10.1093/icesjms/fsad129 , 2023. Fagartikkel

Advice on fishing opportunities for Barents Sea capelin in 2024 — ICES subareas 1 and 2 excluding Division 2.a west of 5°W , 2023. Rapport

Detecting significant retrospective patterns in state space fish stock assessment Canadian Journal of Fisheries and Aquatic Sciences, vol. 80, pp. 1509 1518 , (ISSN 0706-652X 1205-7533 ), doi: https://doi.org/10.1139/cjfas-2022-0250 , 2023. Vitenskapelig artikkel

Arctic Fisheries Working Group (AFWG; outputs from 2022 meeting) ICES Scientific Reports, vol. 5, pp. 1 507 , (ISSN 2618-1371 ), doi: https://doi.org/10.17895/ices.pub.20012675 , 2023. Fagartikkel

Prediction–variance relation in a state-space fish stock assessment model ICES Journal of Marine Science, vol. 78, pp. 3650 3657 , (ISSN 1054-3139 1095-9289 ), doi: https://doi.org/10.1093/icesjms/fsab205 , 2021. Vitenskapelig artikkel

Benchmark workshop for Barents Sea and Faroese stocks (WKBARFAR 2021) doi: https://doi.org/10.17895/ices.pub.7920 , 2021. Rapport

Final report for the REDUS project - Reduced Uncertainty in Stock Assessment , 2021. Rapport

Predicting abundance indices in areas without coverage with a latent spatio-temporal Gaussian model ICES Journal of Marine Science, vol. 78, pp. 2031 2042 , (ISSN 1054-3139 1095-9289 ), doi: https://doi.org/10.1093/icesjms/fsab073 , 2021. Vitenskapelig artikkel

Evaluation of sampling strategies for age determination of cod (Gadus morhua) sampled at the North Sea International Bottom Trawl Survey ICES Journal of Marine Science, vol. 77, pp. 859 869 , (ISSN 1054-3139 1095-9289 ), doi: https://doi.org/10.1093/icesjms/fsaa013 , 2020. Vitenskapelig oversiktsartikkel/review

Template Model Builder and fish stock assessment course 2020. Vitenskapelig foredrag

Benchmark Workshop for Demersal Species (WKDEM). ICES Scientific Reports. 2:31. , 2020. Rapport

Fish stock assessment: SAM and TMB​ 2020. Vitenskapelig foredrag

Time varying observation variance in stock assessment, and a spatial model for estimating abundance of marine mammals. 2019. Vitenskapelig foredrag

Exploratory data analysis of the Winter Survey in the Barents Sea 1994-2018 2019. Rapport

Analyse av hvilken effekt tildeling av FRIPRO-midler har på forskernes vitenskapelige produksjon 2018. Rapport