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Anders Nielsen

Senior scientist

 https://orcid.org/0000-0001-9683-9262

  • Kemitorvet, 201, 137

    2800 Kgs. Lyngby

    Denmark

20022022
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Research Output 2002 2019

2019
25 Downloads (Pure)

Baltic Fisheries Assessment Working Group (WGBFAS)

Amosova, V., Bergenius, M., Boje, J., Carlshamre, S., Eero, M., Fernandez, R., Gröhsler, T., Gutkowska, J., Hommik, K., Horbowy, J., Jounela, P., Kaljuste, O., Karpushevskiy, I., Klinger, R., Krumme, U., Lövgren, J., Mirny, Z., Albertsen, C. M., Neuenfeldt, S., Plikshs, M. & 14 others, Nielsen, A., Öhman, K., Pekcan-Hekim, Z., Pönni, J., Putnis, I., Raid, T., Raitaniemi, J., Rodriguez-Tress, P., Statkus, R., Stoetera, S., Storr-Paulsen, M., Ulrich, C., Ustups, D. & Zolubas, T., 2019, International Council for the Exploration of the Sea (ICES). 661 p. (ICES Scientific Report; No. 20, Vol. 1).

Research output: Book/Report › Report › Research

File
24 Downloads (Pure)

Benchmark Workshop on Baltic Cod Stocks (WKBALTCOD2)

Orio, A., Karpushevskaia, A., Nielsen, A., Sundelöf, A., Berg, C. W., Albertsen, C. M., Stralka, C., Vitale, F., Schade, F., Köster, F., Olesen, H. J., Strehlow, H. V., Sande, H., Mosegaard, H., Horbowy, J., Behrens, J., Hjelm, J., Lövgren, J., Tomkiewicz, J., Hüssy, K. & 27 others, McQueen, K., Brander, K., Nielsen, K. N., Weltersbach, M. S., Ruciński, M., Eero, M., Pierce, M., Plambech Ryberg, M., Storr-Paulsen, M., Plikshs, M., Cardinale, M., Bryan, M., Andersen, M., Casini, M., Bergenius, M., Mion, M., Höglund, N., Linke, S., Carlshamre, S., Larsson, S., Haase, S., Krumme, U., Trenkel, V., Gertseva, V., Amosova, V., Cormon, X. & Heimbrand, Y., 2019, International Council for the Exploration of the Sea (ICES). 314 p. (ICES Scientific Report; No. 9, Vol. 1).

Research output: Book/Report › Report › Research

Open Access
File
9 Downloads (Pure)

Bestandsvurdering og forvaltning af forbundne bestande

Albertsen, C. M., Mosegaard, H. & Nielsen, A., 2019, Kgl. Lyngby: DTU Aqua. 18 p. (DTU Aqua-rapport; No. 347, Vol. 2019).

Research output: Book/Report › Report › Research

File
2018

Åleyngel foretrækker stenede bundtyper

Christoffersen, M., Svendsen, J. C., Kuhn, J., Nielsen, A. & Støttrup, J. G., 2018

Research output: Other contribution › Net publication - Internet publication › Communication

Open Access
41 Downloads (Pure)

Benthic habitat selection in juvenile European eel Anguilla anguilla : implications for coastal habitat management and restoration

Christoffersen, M., Svendsen, J. C., Kuhn, J. A., Nielsen, A., Martjanova, A. & Støttrup, J. G., 2018, In : Journal of Fish Biology. 93, 5, p. 996-999

Research output: Contribution to journal › Journal article › Research › peer-review

Open Access
File

Growth and food consumption of whiting Merlangius merlangus

Ross, S. D., Nielsen, J. R., Gislason, H., Nielsen, A. & Andersen, N. G., 2018, In : Journal of Fish Biology. 93, 2, p. 334-343 10 p.

Research output: Contribution to journal › Journal article › Research › peer-review

Response to: Comments on incongruous formulations in the SAM (state-space assessment model) model and consequences for fish stock assessment

Nielsen, A. & Berg, C. W., 2018, In : Fisheries Research. 210, p. 228-229

Research output: Contribution to journal › Comment/debate › Research › peer-review

Review of State-Space Models for Fisheries Science

Aeberhard, W. H., Flemming, J. M. & Nielsen, A., 2018, In : Annual Review of Statistics and Its Application. 5, 1, p. 215-235

Research output: Contribution to journal › Journal article › Research › peer-review

2017
172 Downloads (Pure)

A spatiotemporal model for snow crab (Chionoecetes opilio) stock size in the southern Gulf of St. Lawrence

Cadigan, N. G., Wade, E. & Nielsen, A., 2017, In : Canadian Journal of Fisheries and Aquatic Sciences. 74, 11, p. 1808-1820

Research output: Contribution to journal › Journal article › Research › peer-review

Open Access
File
10 Downloads (Pure)

Choosing the observational likelihood in state-space stock assessment models

Albertsen, C. M., Nielsen, A. & Thygesen, U. H., 2017, In : Canadian Journal of Fisheries and Aquatic Sciences. 74, 5, p. 779-789

Research output: Contribution to journal › Journal article › Research › peer-review

Open Access
2 Downloads (Pure)

Connecting single-stock assessment models through correlated survival

Albertsen, C. M., Nielsen, A. & Thygesen, U. H., 2017, In : ICES Journal of Marine Science. 75, 1, p. 235-244

Research output: Contribution to journal › Journal article › Research › peer-review

773 Downloads (Pure)

glmmTMB balances speed and flexibility among packages for Zero-inflated Generalized Linear Mixed Modeling

Brooks, M. E., Kristensen, K., van Benthem, K. J., Magnusson, A., Berg, C. W., Nielsen, A., Skaug, H. J., Machler, M. & Bolker, B. M., 2017, In : The R Journal. 9, 2, p. 378-400

Research output: Contribution to journal › Journal article › Research › peer-review

Open Access
File
203 Downloads (Pure)

Validation of ecological state space models using the Laplace approximation

Thygesen, U. H., Albertsen, C. M., Berg, C. W., Kristensen, K. & Nielsen, A., 2017, In : Environmental and Ecological Statistics. 24, 2, p. 317-339

Research output: Contribution to journal › Journal article › Research › peer-review

File
2016
367 Downloads (Pure)

Accounting for correlated observations in an age-based state-space stock assessment model

Berg, C. W. & Nielsen, A., 2016, In : ICES Journal of Marine Science. 73, 7, p. 1788-1797

Research output: Contribution to journal › Journal article › Research › peer-review

Open Access
File

Ontogeny and growth of early life stages of captive-bred European eel

Sørensen, S. R., Tomkiewicz, J., Munk, P., Butts, I. A. E., Nielsen, A., Lauesen, P. & Graver, C., 2016, In : Aquaculture. 456, p. 50-61

Research output: Contribution to journal › Journal article › Research › peer-review

371 Downloads (Pure)

TMB: Automatic differentiation and laplace approximation

Kristensen, K., Nielsen, A., Berg, C. W., Skaug, H. J. & Bell, B., 2016, In : Journal of Statistical Software. 70, 5, p. 1-21

Research output: Contribution to journal › Journal article › Research › peer-review

Open Access
File

Validation of state-space models using Template Model Builder

Thygesen, U. H., Albertsen, C. M., Berg, C. W., Kristensen, K., Nielsen, A. & Pedersen, M. W., 2016.

Research output: Contribution to conference › Conference abstract for conference › Research

2015
133 Downloads (Pure)

Accounting for correlated observations in an age-based state-space stock assessment model

Berg, C. W. & Nielsen, A., 2015. 2 p.

Research output: Contribution to conference › Conference abstract for conference › Research

Open Access
File
254 Downloads (Pure)

Archived DNA reveals fisheries and climate induced collapse of a major fishery

Bonanomi, S., Pellissier, L., Therkildsen, N. O., Hedeholm, R. B., Retzel, A., Meldrup, D., Olsen, S. M., Nielsen, A., Pampoulie, C., Hansen, J. H., Wisz, M., Grønkjær, P. & Eg Nielsen, E., 2015, In : Scientific Reports. 5, 15395.

Research output: Contribution to journal › Journal article › Research › peer-review

Open Access
File
210 Downloads (Pure)

Choosing the observational likelihood in state-space stock assessment models

Albertsen, C. M., Nielsen, A. & Thygesen, U. H., 2015.

Research output: Contribution to conference › Conference abstract for conference › Research

Open Access
File

Fast fitting of non-Gaussian state-space models to animal movement data via Template Model Builder

Albertsen, C. M., Whoriskey, K., Yurkowski, D., Nielsen, A. & Flemming, J. M., 2015, In : Ecology. 96, 10, p. 2598-2604

Research output: Contribution to journal › Journal article › Research › peer-review

Limits to the reliability of size-based fishing status estimation for data-poor stocks

Kokkalis, A., Thygesen, U. H., Nielsen, A. & Andersen, K. H., 2015, In : Fisheries Research. 171, p. 4-11

Research output: Contribution to journal › Journal article › Research › peer-review

Optimal bæredygtig udnyttelse af tilgængelige torskebestande for dansk fiskeri

Eero, M., Hansen, J. H., Hüssy, K., Huwer, B., Berg, C. W., Mariani, P., Mosegaard, H., Nielsen, A., Eg Nielsen, E., Rindorf, A., Ulrich, C., Vinther, M. & Worsøe Clausen, L., 2015, Charlottenlund: DTU Aqua. 52 p.

Research output: Book/Report › Report › Research

RevFisk – et projekt som kvantificerer stenrevs (et lavtliggende stenrev i den fotiske zone og et dybere liggende stenrev i den afotiske zone) betydning for fisk

Stenberg, C., Christoffersen, M., Aarestrup, K., Deurs, M. V., Støttrup, J., Nielsen, A., Andersen, N. G., Mariani, P., Baktoft, H., Pedersen, M. W., Dahl, K., Lundsteen, S., Stæhr, P., Rasmussen, M. B., Mohn, C., Møhlenberg, F., Hansen, F. T., Uhrenholt, T., Middelboe, A. L. & Mandviwalla, X. R., 2015.

Research output: Contribution to conference › Conference abstract for conference › Research

296 Downloads (Pure)

RevFisk – et projekt som kvantificerer stenrevs betydning for fisk

Stenberg, C., Christoffersen, M., Aarestrup, K., Deurs, M. V., Støttrup, J., Nielsen, A., Andersen, N. G., Mariani, P., Baktoft, H., Pedersen, M. W., Dahl, K., Lundsteen, S., Stæhr, P., Rasmussen, M. B., Mohn, C., Møhlenberg, F., Hansen, F. T., Uhrenholt, T., Middelboe, A. L. & Mandviwalla, X. R., 2015.

Research output: Contribution to conference › Poster › Research

Open Access
File
60 Downloads (Pure)

Robust statistical method in a single species age-structured state-space assessment model

Nielsen, A. & Berg, C. W., 2015. 2 p.

Research output: Contribution to conference › Conference abstract for conference › Research

Open Access
File

Simulation testing the robustness of stock assessment models to error: some results from the ICES strategic initiative on stock assessment methods

Deroba, J. J., Butterworth, D. S., Methot, R. D., De Oliveira, J. A. A., Fernandez, C., Nielsen, A., Cadrin, S. X., Dickey-Collas, M., Legault, C. M., Ianelli, J., Valero, J. L., Needle, C. L., O'Malley, J. M., Chang, Y-J., Thompson, G. G., Canales, C., Swain, D. P., Miller, D. C. M., Hintzen, N. T., Bertignac, M. & 15 others, Ibaibarriaga, L., Silva, A., Murta, A., Kell, L. T., de Moor, C. L., Parma, A. M., Dichmont, C. M., Restrepo, V. R., Ye, Y., Jardim, E., Spencer, P. D., Hanselman, D. H., Blaylock, J., Mood, M. & Hulson, P. . J. F., 2015, In : ICES Journal of Marine Science. 72, 1, p. 19-30

Research output: Contribution to journal › Journal article › Research › peer-review

355 Downloads (Pure)

Sustainable development of the Nephrops fishery in the Kattegat-Skagerrak region

Frandsen, R., Eliasen, S. Q., Lövgren, J., Søvik, G., Feekings, J. P., Ulmestrand, M., Lund, H., Andersen, B. S., Axelsen, B. E., Bastardie, F., Berg, C. W., Bichel, N., Furevik, D., Jacobsen, J. B., Johansen, T., Jonasdottir, S., Jonsson, P., Jørgensen, T., Karlsen, J. D., Kleiven, A. R. & 8 others, Løkkeborg, S., Lundgren, B., Madsen, N., Munch-Petersen, S., Nielsen, A., Nielsen, J. R., Reeh, L. & Westgaard, J-I., 2015, Charlottenlund: National Institute of Aquatic Resources, Technical University of Denmark. 23 p. (DTU Aqua Report; No. 298-2015).

Research output: Book/Report › Report › Research

Open Access
File
144 Downloads (Pure)

The history of cod in Greenland: A major fishery collapse explained by archived DNA

Eg Nielsen, E., Bonanomi, S., Pellissier, L., Therkildsen, N. O., Hedeholm, R., Retzel, A., Olsen, S. M., Nielsen, A., Pampoulie, C., Hansen, J. H., Wisz, M. & Grønkjaer, P., 2015. 1 p.

Research output: Contribution to conference › Conference abstract for conference › Research

Open Access
File
2014

Depth preference in released juvenile turbot Psetta maxima

Albertsen, C. M., Støttrup, J., Nielsen, A. & Christoffersen, M., 2014, In : Journal of Experimental Marine Biology and Ecology. 461, p. 179-184

Research output: Contribution to journal › Journal article › Research › peer-review

Effects of dietary fatty acids on the production and quality of eggs and larvae of Atlantic cod (Gadus morhua L.)

Røjbek, M., Støttrup, J., Jacobsen, C., Tomkiewicz, J., Nielsen, A. & Trippel, E. A., 2014, In : Aquaculture Nutrition. 20, 6, p. 654-666

Research output: Contribution to journal › Journal article › Research › peer-review

Estimation of time-varying selectivity in stock assessments using state-space models

Nielsen, A. & Berg, C. W., 2014, In : Fisheries Research. 158, p. 96-101

Research output: Contribution to journal › Journal article › Research › peer-review

Evaluation of alternative age-based methods for estimating relative abundance from survey data in relation to assessment models

Berg, C. W., Nielsen, A. & Kristensen, K., 2014, In : Fisheries Research. 151, p. 91-99

Research output: Contribution to journal › Journal article › Research › peer-review

165 Downloads (Pure)

Introducing time-varying natural mortality in the length-based assessment model for the Pandalus Borealis stock in ICES Div. IIIa and IVa east

Jørgensen, M., Munch-Petersen, S., Nielsen, A., Søvik, G., Ulmestrand, M., Devine, J. & Eigaard, O. R., 2014.

Research output: Contribution to conference › Paper › Research

Open Access
File
2013

Addressing challenges in single species assessments via a simple state-space assessment model.

Nielsen, A., 2013.

Research output: Contribution to conference › Conference abstract for conference › Research

A stochastic length-based assessment model for the Pandalus stock in Skagerrak and the Norwegian Deep

Nielsen, A., Munch-Petersen, S., Eigaard, O. R., Søvik, G. & Ulmestrand, M., 2013, In : Scientific Council Research Documents NAFO. 13/074, 12 p.

Research output: Contribution to journal › Conference article › Research

Size-based estimation of the status of fish stocks: simulation analysis and comparison with age-based estimations

Kokkalis, A., Thygesen, U. H., Nielsen, A. & Andersen, K. H., 2013.

Research output: Contribution to conference › Conference abstract for conference › Research

1605 Downloads (Pure)

Strategies for fitting nonlinear ecological models in R, AD Model Builder, and BUGS

Bolker, B. M., Gardner, B., Maunder, M., Berg, C. W., Brooks, M., Comita, L., Crone, E., Cubaynes, S., Davies, T., Valpine, P. D., Ford, J., Gimenez, O., Kéry, M., Kim, E. J., Lennert-Cody, C., Magnusson, A., Martell, S., Nash, J., Nielsen, A., Regetz, J. & 2 others, Skaug, H. & Zipkin, E., 2013, In : Methods in Ecology and Evolution. 4, 6, p. 501-512

Research output: Contribution to journal › Journal article › Research › peer-review

Open Access
File
2012

Does predation by grey seals (Halichoerus grypus) affect Bothnian Sea herring stock estimates?

Gårdmark, A., Östman, Ö., Nielsen, A., Lundström, K., Karlsson, O., Pönni, J. & Aho, T., 2012, In : ICES Journal of Marine Science. 69, 8, p. 1448-1456

Research output: Contribution to journal › Journal article › Research › peer-review

2011
526 Downloads (Pure)

AD Model Builder: using automatic differentiation for statistical inference of highly parameterized complex nonlinear models

Fournier, D. A., Skaug, H. J., Ancheta, J., Ianelli, J., Magnusson, A., Maunder, M., Nielsen, A. & Sibert, J., 2011, In : Optimization Methods and Software. 27, 2, p. 233-249

Research output: Contribution to journal › Journal article › Research › peer-review

Open Access
File

Depleted marine fish stocks and ecosystem-based management: on the road to recovery we need to be precautionary

Gårdmark, A., Nielsen, A., Floeter, J. & Möllmann, C., 2011, In : ICES Journal of Marine Science. 68, 1, p. 212-220

Research output: Contribution to journal › Journal article › Research › peer-review

Effects of mammal predation on small pelagic fish

Gårdmark, A., Östman, Ö., Lundström, K., Karlsson, O., Pönni, J., Lindegren, M., Nielsen, A., Kaljuste, O. & Aho, T., 2011.

Research output: Contribution to conference › Conference abstract for conference › Research

Estimation methods for nonlinear state-space models in ecology

Pedersen, M. W., Berg, C. W., Thygesen, U. H., Nielsen, A. & Madsen, H., 2011, In : Ecological Modelling. 222, 8, p. 1394-1400

Research output: Contribution to journal › Journal article › Research › peer-review

1 Downloads (Pure)

Fishing power increases from technological development in the Faroe Islands longline fishery

Eigaard, O. R., Thomsen, B., Hovgard, H., Nielsen, A. & Rijnsdorp, A. D., 2011, In : Canadian Journal of Fisheries and Aquatic Sciences. 68, 11, p. 1970-1982

Research output: Contribution to journal › Journal article › Research › peer-review

1 Downloads (Pure)

Postrelease survival, vertical and horizontal movements, and thermal habitats of five species of pelagic sharks in the central Pacific Ocean

Musyl, M. K., Brill, R. W., Curran, D. S., Fragoso, N. M., McNaughton, L. M., Nielsen, A., Kikkawa, B. S. & Moyes, C. D., 2011, In : Fishery Bulletin. 109, 4, p. 341-368

Research output: Contribution to journal › Journal article › Research › peer-review

2010

Ecological forecasting under climate change: the case of Baltic cod

Lindegren, M., Möllmann, C., Nielsen, A., Brander, K., MacKenzie, B. & Stenseth, N. C., 2010, In : Royal Society of London. Proceedings. Biological Sciences. 277, 1691, p. 2121-2130

Research output: Contribution to journal › Journal article › Research › peer-review

Ecological forecasting under climate change - the case of Baltic cod

Lindegren, M., Möllmann, C., Nielsen, A., Brander, K. & MacKenzie, B., 2010.

Research output: Contribution to conference › Conference abstract for conference › Research

Incorporating sea-surface temperature to the light-based geolocation model TrackIt

Lam, C. H., Nielsen, A. & Sibert, J. R., 2010, In : Marine Ecology - Progress Series. 419, p. 71-84

Research output: Contribution to journal › Journal article › Research › peer-review

Movements of olive ridley sea turtles Lepidochelys olivacea and associated oceanographic features as determined by improved light-based geolocation

Swimmer, Y., McNaughton, L., Foley, D., Moxey, L. & Nielsen, A., 2010, In : Endangered Species Research. 10, 1-3, p. 245-254

Research output: Contribution to journal › Journal article › Research › peer-review

2009

Lessons from a prototype geolocation problem

Thygesen, U. H. & Nielsen, A., 2009, Tagging and Tracking of Marine Animals with Electronic Devices. Springer, Vol. Part 2: Geolocation Methods. p. 257-276 452 p. (Reviews: Methods and Technologies in Fish Biology and Fisheries, Vol. 9).

Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research › peer-review