Steen Wilhelm Knudsen

Search results

• 2024

  Exploring the potential of extreme citizen science with Danish high school students using environmental DNA for marine monitoring

  Leerhøi, F., Rytter, M., Lillemark, M. R., Randeris, B., Rix, C., Olesen, J., Olsen, M. T., Møller, P. R., Lundholm, N., Knudsen, S. W. & Tøttrup, A. P., 2024, In: Frontiers in Marine Science. 11, 14 p., 1347298.

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

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• Field collections and environmental DNA surveys reveal topographic complexity of coral reefs as a predictor of cryptobenthic biodiversity across small spatial scales

  Brodnicke, O. B., Jensen, M. R., Thomsen, P. F., Brorly, T., Andersen, B. L., Knudsen, S. W., Præbel, K., Brandl, S. J., Sweet, M. J., Møller, P. R. & Worsaae, K., 2024, In: Environmental DNA. 6, 3, 15 p., e545.

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

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  1 Citation (Scopus)

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• 2023

  Deep-sea sponge derived environmental DNA analysis reveals demersal fish biodiversity of a remote Arctic ecosystem

  Brodnicke, O. B., Meyer, H. K., Busch, K., Xavier, J. R., Knudsen, S. W., Møller, P. R., Hentschel, U. H. & Sweet, M. J., 2023, In: Environmental DNA. 5, 6, p. 1405-1417 13 p.

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  7 Citations (Scopus)

  26 Downloads (Pure)

• Detection of environmental DNA from amphibians in Northern Europe applied in citizen science

  Knudsen, S. W., Hesselsøe, M., Rytter, M., Lillemark, M. R., Tøttrup, A. P., Rahbek, C., Sheard, J. K., Thomsen, P. F., Agersnap, S., Mortensen, P. B. & Møller, P. R., 2023, In: Environmental DNA. 5, 6, p. 1429-1448 20 p.

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  3 Citations (Scopus)

  19 Downloads (Pure)

• Distinct latitudinal community patterns of Arctic marine vertebrates along the East Greenlandic coast detected by environmental DNA

  Jensen, M. R., Høgslund, S., Knudsen, S. W., Nielsen, J., Møller, P. R., Rysgaard, S. & Thomsen, P. F., 2023, In: Diversity and Distributions. 29, 2, p. 316-334 19 p.

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  8 Citations (Scopus)

  26 Downloads (Pure)

• Holistic monitoring of freshwater and terrestrial vertebrates by camera trapping and environmental DNA

  Holm, A. M. R., Knudsen, S. W., Månsson, M., Pedersen, D. E., Nordfoss, P. H., Johansson, D. K., Gramsbergen, M., Havmøller, R. W., Sigsgaard, E. E., Thomsen, P. F., Olsen, M. T. & Møller, P. R., 2023, In: Environmental DNA. 5, 6, p. 1608-1622 15 p.

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  3 Citations (Scopus)

  21 Downloads (Pure)
• 2022

  A National Scale “BioBlitz” Using Citizen Science and eDNA Metabarcoding for Monitoring Coastal Marine Fish

  Agersnap, S., Sigsgaard, E. E., Jensen, M. R., Avila, M. D. P., Carl, H., Møller, P. R., Krøs, S. L., Knudsen, S. W., Wisz, M. S. & Thomsen, P. F., 2022, In: Frontiers in Marine Science. 9, 17 p., 824100.

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

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  34 Citations (Scopus)

  24 Downloads (Pure)

• Monitoring of environmental DNA from nonindigenous species of algae, dinoflagellates and animals in the North East Atlantic

  Knudsen, S. W., Hesselsøe, M., Thaulow, J., Agersnap, S., Hansen, B. K., Jacobsen, M. W., Bekkevold, D., Jensen, S. K. S., Møller, P. R. & Andersen, J. H., 2022, In: Science of the Total Environment. 821, 17 p., 153093.

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

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  16 Citations (Scopus)

  19 Downloads (Pure)

• Short-term temporal variation of coastal marine eDNA

  Jensen, M. R., Sigsgaard, E. E., Ávila, M. D. P., Agersnap, S., Brenner-Larsen, W., Sengupta, M. E., Xing, Y., Krag, M. A., Knudsen, S. W., Carl, H., Møller, P. R. & Thomsen, P. F., 2022, In: Environmental DNA. 4, 4, p. 747-762

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

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  48 Citations (Scopus)

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• 2021

  A new species of deep-water triplefin (Pisces: Tripterygiidae) in the genus Ruanoho from coastal New Zealand waters

  Stewart, A. L., Knudsen, S. W. & Clements, K. D., 2021, In: Zootaxa. 4981, 1, p. 123-136 14 p.

  Research output: Contribution to journal › Journal article › Research › peer-review
  1 Citation (Scopus)

• Circumpolar phylogeography and demographic history of beluga whales reflect past climatic fluctuations

  Skovrind, M., Louis, M., Westbury, M. V., Garilao, C., Kaschner, K., Castruita, J. A. S., Gopalakrishnan, S., Knudsen, S. W., Haile, J. S., Dalén, L., Meshchersky, I. G., Shpak, O. V., Glazov, D. M., Rozhnov, V. V., Litovka, D. I., Krasnova, V. V., Chernetsky, A. D., Bel'kovich, V. M., Lydersen, C., Kovacs, K. M. & 4 others, Heide-Jørgensen, M. P., Postma, L., Ferguson, S. H. & Lorenzen, E. D., Jun 2021, In: Molecular Ecology. 30, 11, p. 2543-2559 17 p.

  Research output: Contribution to journal › Journal article › Research › peer-review
  14 Citations (Scopus)

• Citizens in the Lab: Performance and Validation of eDNA Results

  Tøttrup, A. P., Svenningsen, L., Rytter, M., Lillemark, M. R., Møller, P. & Knudsen, S. W., 2021, In: Citizen Science: Theory and Practice. 6, 1, 12 p., 35.

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  11 Citations (Scopus)

  40 Downloads (Pure)

• Emergence and radiation of distemper viruses in terrestrial and marine mammals

  Stokholm, I., Puryear, W., Sawatzki, K., Knudsen, S. W., Terkelsen, T., Becher, P., Siebert, U. & Olsen, M. T., 2021, In: Proceedings of the Royal Society B: Biological Sciences. 288, 1961, 9 p., 20211969.

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

  Open Access
  6 Citations (Scopus)

• Environmental DNA captures the genetic diversity of bowhead whales (Balaena mysticetus) in West Greenland

  Székely, D., Corfixen, N. L., Mørch, L. L., Knudsen, S. W., Mccarthy, M. L., Teilmann, J., Heide‐jørgensen, M. P. & Olsen, M. T., 2021, In: Environmental DNA. 3, 1, p. 248-260

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

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  91 Downloads (Pure)
• 2020

  Comparing DADA2 and OTU clustering approaches in studying the bacterial communities of atopic dermatitis

  Barnes, C. J., Rasmussen, L., Asplund, M., Knudsen, S. W., Clausen, M-L., Agner, T. & Hansen, A. J., 2020, In: Journal of Medical Microbiology. 69, 11, p. 1293-1302 10 p.

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

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  22 Citations (Scopus)

  36 Downloads (Pure)

• ECOMAR: A data-driven framework for ecosystem-based Maritime Spatial Planning in Danish marine waters

  Andersen, J. H., Bendtsen, J., Hammer, K. J., Harvey, T., Knudsen, S. W., Murray, C. J., Carstensen, J., Petersen, I. K., Sveegaard, S., Tougaard, J., Edelvang, K., Egekvist, J., Olsen, J., Vinther, M., Al-Hamdani, Z., Jensen, J. B., Leth, J. O., Kaae, B. C., Olafsson, A. S., McClintock, W. & 2 others, Burt, C. & Yocum, D., 2020, NIVA. 81 p. (NIVA Report).

  Research output: Book/Report › Report › Research

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  3 Downloads (Pure)

• From DNA to biomass: Opportunities and challenges in species quantification of bulk fisheries products

  Hansen, B. K., Farrant, G. K., Ogden, R., Humble, E., Ólafsdóttir, G., Bekkevold, D., Knudsen, S. W., Møller, P. R. & Nielsen, E. E., 2020, In: I C E S Journal of Marine Science. 77, 7-8, p. 2557-2566

  Research output: Contribution to journal › Journal article › Research › peer-review
  6 Citations (Scopus)

• Remote, autonomous real-time monitoring of environmental DNA from commercial fish

  Hansen, B. K., Jacobsen, M. W., Middelboe, A. L., Preston, C. M., Marin, R., Bekkevold, D., Knudsen, S. W., Møller, P. R. & Nielsen, E. E., 2020, In: Scientific Reports. 10, 8 p., 13272.

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

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  45 Citations (Scopus)

  31 Downloads (Pure)

• Supplementary material to ECOMAR: A data-driven framework for ecosystembased Maritime Spatial Planning in Danish marine waters

  Andersen, J. H., Hammer, K. J., Harvey, T. E., Knudsen, S. W., Murray, C. J., Carstensen, J., Petersen, I. K., Sveegaard, S., Tougaard, J., Edelvang, K., Olsen, J., Vinther, M., Al-Hamdani, Z. K., Jensen, J. B., Leth, J. O., Kaae, B. C. & Olafsson, A. S., 2020, NIVA. 219 p. (NIVA Report).

  Research output: Book/Report › Report › Research

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  38 Downloads (Pure)
• 2019

  Monitoring a Norwegian freshwater crayfish tragedy: eDNA snapshots of invasion, infection and extinction

  Strand, D. A., Johnsen, S. I., Rusch, J. C., Agersnap, S., Larsen, W. B., Knudsen, S. W., Møller, P. R. & Vralstad, T., 2019, In: Journal of Applied Ecology. 56, 7, p. 1661-1673

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

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  64 Citations (Scopus)

  164 Downloads (Pure)

• Species-specific detection and quantification of environmental DNA from marine fishes in the Baltic Sea

  Knudsen, S. W., Ebert, R. B., Hesselsøe, M., Kuntke, F., Hassingboe, J., Mortensen, P. B., Thomsen, P. F., Sigsgaard, E. E., Hansen, B. K., Nielsen, E. E. & Møller, P. R., 1 Jan 2019, In: Journal of Experimental Marine Biology and Ecology. 510, p. 31-45

  Research output: Contribution to journal › Journal article › Research › peer-review
  99 Citations (Scopus)
• 2018

  Tracing European eel in the diet of mesopelagic fishes from the Sargasso Sea using DNA from fish stomachs

  Jensen, M. R., Knudsen, S. W., Munk, P., Thomsen, P. F. & Møller, P. R., 2018, In: Marine Biology. 165, 8, 11 p., 130.

  Research output: Contribution to journal › Journal article › Research › peer-review
  21 Citations (Scopus)
• 2017

  Coherent assessments of Europe's marine fishes show regional divergence and megafauna loss

  Fernandes, P. G., Ralph, G. M., Nieto, A., Criado, M. G., Vasilakopoulos, P., Maravelias, C. D., Cook, R. M., Pollom, R. A., Kovačić, M., Pollard, D., Farrell, E. D., Florin, A-B., Polidoro, B. A., Lawson, J. M., Lorance, P., Uiblein, F., Craig, M., Allen, D. J., Fowler, S. L., Walls, R. H. L. & 24 others, Comeros-Raynal, M. T., Harvey, M. S., Dureuil, M., Biscoito, M., Pollock, C., Phillips, S. R. M., Ellis, J. R., Papaconstantinou, C., Soldo, A., Keskin, Ç., Knudsen, S. W., Gil de Sola, L., Serena, F., Collette, B. B., Nedreaas, K., Stump, E., Russell, B. C., Garcia, S., Afonso, P., Jung, A. B. J., Alvarez, H., Delgado, J., Dulvy, N. K. & Carpenter, K. E., 26 May 2017, In: Nature Ecology & Evolution. 1, 8 p., 0170.

  Research output: Contribution to journal › Journal article › Research › peer-review
  87 Citations (Scopus)

• Comparison of capture and storage methods for aqueous macrobial eDNA using an optimized extraction protocol: advantage of enclosed filter

  Spens, J., Evans, A. R., Halfmaerten, D., Knudsen, S. W., Sengupta, M. E., Mak, S., Sigsgaard, E. E. & Hellström, A. M., May 2017, In: Methods in Ecology and Evolution. 8, 5, p. 635-645 11 p.

  Research output: Contribution to journal › Journal article › Research › peer-review
  270 Citations (Scopus)

• Monitoring of noble, signal and narrow-clawed crayfish using environmental DNA from freshwater samples

  Agersnap, S., Larsen, W. B., Knudsen, S. W., Strand, D., Thomsen, P. F., Hesselsøe, M., Mortensen, P. B., Vrålstad, T. & Møller, P. R., 27 Jun 2017, In: PLOS ONE. 12, 6, 22 p., e0179261.

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

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  88 Citations (Scopus)

  334 Downloads (Pure)

• Seawater environmental DNA reflects seasonality of a coastal fish community

  Sigsgaard, E. E., Nielsen, I. B., Carl, H., Krag, M. A., Knudsen, S. W., Xing, Y., Hejl Holm-Hansen, T., Møller, P. R. & Thomsen, P. F., Jun 2017, In: Marine Biology. 164, 6, 15 p., 128.

  Research output: Contribution to journal › Journal article › Research › peer-review
  125 Citations (Scopus)

• The status of marine biodiversity in the Eastern Central Atlantic (West and Central Africa)

  Polidoro, B. A., Ralph, G. M., Strongin, K., Harvey, M., Carpenter, K. E., Arnold, R., Buchanan, J. R., Camara, K. M. A., Collette, B. B., Comeros-Raynal, M. T., de Bruyne, G., Gon, O., Harold, A. S., Harwell, H., Hulley, P. A., Iwamoto, T., Knudsen, S. W., Lewembe, J. D. D., Linardich, C., Lindeman, K. C. & 14 others, Monteiro, V., Munroe, T., Nunoo, F. K. E., Pollock, C. M., Poss, S., Russell, B., Sayer, C., Sidibe, A., Smith-Vaniz, W., Stump, E., Sylla, M., Tito de Morais, L., Vié, J-C. & Williams, A., Oct 2017, In: Aquatic Conservation: Marine and Freshwater Ecosystems. 27, 5, p. 1021-1034 14 p.

  Research output: Contribution to journal › Journal article › Research › peer-review
  38 Citations (Scopus)
• 2016

  A new classification of viviparous brotulas (Bythitidae) – with family status for Dinematichthyidae – based on molecular, morphological and fossil data

  Møller, P. R., Knudsen, S. W., Schwarzhans, W. & Nielsen, J., 2016, In: Molecular Phylogenetics and Evolution. 100, p. 391-408 18 p.

  Research output: Contribution to journal › Journal article › Research › peer-review
  42 Citations (Scopus)

• Environmental DNA from seawater samples correlate with trawl catches of subarctic, deepwater fishes

  Thomsen, P. F., Møller, P. R., Sigsgaard, E. E., Knudsen, S. W., Jørgensen, O. A. & Willerslev, E., 16 Nov 2016, In: P L o S One. 11, 11, 22 p., e0165252.

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

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  287 Citations (Scopus)

  297 Downloads (Pure)

• Molecular, morphological and fossil input data for inferring relationship among viviparous brotulas (Bythitidae) - Resulting in a family status change for Dinematichthyidae

  Knudsen, S. W., Møller, P. R., Schwarzhans, W. & Nielsen, J., Sep 2016, In: Data in Brief. 8, p. 461-464 4 p.

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

  Open Access

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  1 Citation (Scopus)

  285 Downloads (Pure)

• Population characteristics of a large whale shark aggregation inferred from seawater environmental DNA

  Sigsgaard, E. E., Nielsen, I. B., Bach, S. S., Lorenzen, E., Robinson, D. P., Knudsen, S. W., Pedersen, M. W., Al Jaidah, M., Orlando, L. A. A., Willerslev, E., Møller, P. R. & Thomsen, P. F., 21 Nov 2016, In: Nature Ecology & Evolution. 1, 1, 4 p., 0004.

  Research output: Contribution to journal › Letter › Research › peer-review

• Steps toward nation-wide monitoring of non-indigenous species in Danish marine waters under the Marine Strategy Framework Directive

  Andersen, J. H., Kallenbach, E., Hesselsøe, M., Knudsen, S. W., Møller, P. R., Bekkevold, D., Hansen, B. K. & Thaulow, J. T., 2016, NIVA. 122 p. (NIVA Report; No. 7022-DK3, Vol. 2016).

  Research output: Book/Report › Report
• 2013

  Dates and rates of major pelagic deep-sea fish radiations

  Poulsen, J. Y., Miya, M., Kawaguchi, A., Knudsen, S. W., Willassen, E., Byrkjedal, I. & Friedman, M., Jul 2013.

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

• Geographic and evolutionary patterns in the demography of scarine labrids, parrotfishes

  Choat, J. H., Knudsen, S. W., Clements, K. & Robertson, R., Jul 2013. 1 p.

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

• Kyphosus gladius, a new species of sea chub from western australia (teleostei: Kyphosidae), with comments on segutilum klunzingeri whitley

  Knudsen, S. W. & Clements, K. D., 2013, In: Zootaxa. 3599, 1, p. 1-18 18 p.

  Research output: Contribution to journal › Journal article › Research › peer-review
  20 Citations (Scopus)

• Resolving taxonomic confusion in the sea chubs (F. Kyphosidae)

  Knudsen, S. W. & Clements, K., Jul 2013. 1 p.

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

• Revision of the fish family Kyphosidae (Teleostei Perciformes)

  Knudsen, S. W. & Clements, K. D., 24 Dec 2013, Magnolia Press. 101 p. (Zootaxa; No. 1, Vol. 3751).

  Research output: Book/Report › Book › peer-review
  64 Citations (Scopus)

• The origins of herbivory in kyphosids (F. Kyphosidae) and related taxa

  Knudsen, S. W., Clements, K. & Choat, J. H., Jul 2013. 1 p.

  Research output: Contribution to conference › Conference abstract for conference › Research
• 2010

  A checklist of the fish fauna of Greenland waters

  Møller, P. R., Nielsen, J., Knudsen, S. W., Poulsen, J. Y., Sünksen, K. & Jørgensen, O. A., 2010, Magnolia Press. 84 p. (Zootaxa; No. 2378).

  Research output: Book/Report › Book › peer-review

  Open Access

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  416 Downloads (Pure)
• 2009

  Higher and lower-level relationships of the deep-sea fish order Alepocephaliformes (Teleostei: Otocephala) inferred from whole mitogenome sequences

  Poulsen, J. Y., Møller, P. R., Lavoué, S., Knudsen, S. W., Nishida, M. & Miya, M., 2009, In: Biological Journal of the Linnean Society. 98, 4, p. 923–936 14 p.

  Research output: Contribution to journal › Journal article › Research › peer-review
  26 Citations (Scopus)

• The tantulocarid genus Arcticotantalus removed from Basipodellidae into Deoterthridae (Crustacea: Maxillopoda) after the description of a new species from Greenland, with first live photographs and an overview of the class

  Knudsen, S. W., Kirkegaard, M. & Olesen, J., 2009, In: Zootaxa. 2035, p. 41-68

  Research output: Contribution to journal › Journal article › Research › peer-review
• 2008

  Careproctus kidoi, a new Arctic species of snailfish (Teleostei: Liparidae) from Baffin Bay

  Knudsen, S. W. & Møller, P. R., 2008, In: Ichthyological Research. 55, 2, p. 175–182 8 p.

  Research output: Contribution to journal › Journal article › Research › peer-review
  16 Citations (Scopus)
• 2006

  Ringbugene - en fiskefamilie med 334 besværlige arter

  Knudsen, S. W., 2006, In: Dyr i Natur og Museum. 1, p. 6-9

  Research output: Contribution to journal › Journal article › Research
• 2004

  Alternative mapping of probes to genes for Affymetrix chips

  Gautier, L., Møller, M., Friis-Hansen, L. & Knudsen, S., 14 Aug 2004, In: BMC Bioinformatics. 5, 111.

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

  Open Access
  104 Citations (Scopus)