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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Animal Science and Veterinary 36 1618 1490 474 401 112 4670

Lars Helge Stien publications per year

The chart shows the history of publications by Lars Helge Stien between 2005 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Lars Helge Stien published across 21 years, from 2005 to 2025, averaging 6.9 papers a year. Output peaked at 18 publications in 2020. 14 of the 144 publications appeared in the last two years.

No. of publications
5 10 15
Bar chart. Horizontal axis: year, 2005 to 2025. Vertical axis: number of publications, 0 to 18. Peak 18 publications in 2020. 2005: 1 publication 2006: 3 publications 2007: 5 publications 2008: 2 publications 2009: 1 publication 2010: 5 publications 2011: 4 publications 2012: 9 publications 2013: 6 publications 2014: 8 publications 2015: 6 publications 2016: 8 publications 2017: 7 publications 2018: 13 publications 2019: 14 publications 2020: 18 publications 2021: 9 publications 2022: 10 publications 2023: 1 publication 2024: 6 publications 2025: 8 publications
2005 2025

144 publications in total across all disciplines

View publications per year as a table
Lars Helge Stien: publications per year, 2005 to 2025
Year Publications
2005 1
2006 3
2007 5
2008 2
2009 1
2010 5
2011 4
2012 9
2013 6
2014 8
2015 6
2016 8
2017 7
2018 13
2019 14
2020 18
2021 9
2022 10
2023 1
2024 6
2025 8
Total 144
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Lars Helge Stien publication distribution in Animal Science and Veterinary in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Animal Science and Veterinary in 2026. The highlighted bar marks where Lars Helge Stien sits on this spectrum.

No. of scientists
25 50 75 100
Bar chart with 84 bars. Horizontal axis: publications, 29–33 to 442+. Vertical axis: number of scientists, 0 to 109. Most scientists, 109, have 119–123 publications. The last bar groups every scientist with 442 publications or more. The highlighted bar, 109–113 publications, is where this scientist sits. 29–33 publications: 1 scientist 34–38 publications: 6 scientists 39–43 publications: 17 scientists 44–48 publications: 23 scientists 49–53 publications: 28 scientists 54–58 publications: 44 scientists 59–63 publications: 66 scientists 64–68 publications: 75 scientists 69–73 publications: 71 scientists 74–78 publications: 85 scientists 79–83 publications: 108 scientists 84–88 publications: 105 scientists 89–93 publications: 84 scientists 94–98 publications: 103 scientists 99–103 publications: 97 scientists 104–108 publications: 95 scientists 109–113 publications: 89 scientists 114–118 publications: 88 scientists 119–123 publications: 109 scientists 124–128 publications: 93 scientists 129–133 publications: 89 scientists 134–138 publications: 95 scientists 139–143 publications: 92 scientists 144–148 publications: 80 scientists 149–153 publications: 75 scientists 154–158 publications: 74 scientists 159–163 publications: 67 scientists 164–168 publications: 53 scientists 169–173 publications: 62 scientists 174–178 publications: 63 scientists 179–183 publications: 50 scientists 184–188 publications: 55 scientists 189–193 publications: 50 scientists 194–198 publications: 27 scientists 199–203 publications: 44 scientists 204–208 publications: 31 scientists 209–213 publications: 28 scientists 214–218 publications: 38 scientists 219–223 publications: 33 scientists 224–228 publications: 36 scientists 229–233 publications: 29 scientists 234–238 publications: 35 scientists 239–243 publications: 23 scientists 244–248 publications: 24 scientists 249–253 publications: 29 scientists 254–258 publications: 28 scientists 259–263 publications: 21 scientists 264–268 publications: 25 scientists 269–273 publications: 11 scientists 274–278 publications: 18 scientists 279–283 publications: 13 scientists 284–288 publications: 18 scientists 289–293 publications: 10 scientists 294–298 publications: 12 scientists 299–303 publications: 11 scientists 304–308 publications: 15 scientists 309–313 publications: 14 scientists 314–318 publications: 14 scientists 319–323 publications: 8 scientists 324–328 publications: 8 scientists 329–333 publications: 13 scientists 334–338 publications: 14 scientists 339–343 publications: 13 scientists 344–348 publications: 10 scientists 349–353 publications: 11 scientists 354–358 publications: 5 scientists 359–363 publications: 8 scientists 364–368 publications: 8 scientists 369–373 publications: 6 scientists 374–378 publications: 7 scientists 379–383 publications: 8 scientists 384–388 publications: 3 scientists 389–393 publications: 4 scientists 394–398 publications: 5 scientists 399–403 publications: 8 scientists 404–408 publications: 5 scientists 409–413 publications: 4 scientists 414–418 publications: 3 scientists 419–423 publications: 8 scientists 424–428 publications: 5 scientists 429–433 publications: 3 scientists 434–438 publications: 5 scientists 439–441 publications: 5 scientists 442+ publications: 99 scientists
29–33 publications 442+

This scientist: 112 publications — 34th percentile

34% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 442 publications or more.

View publications distribution as a table
Number of Animal Science and Veterinary scientists by publication count, Research.com 2026 ranking edition. Based on 3,155 ranked scientists.
Publications Scientists This scientist
29–33 1
34–38 6
39–43 17
44–48 23
49–53 28
54–58 44
59–63 66
64–68 75
69–73 71
74–78 85
79–83 108
84–88 105
89–93 84
94–98 103
99–103 97
104–108 95
109–113 89 112
114–118 88
119–123 109
124–128 93
129–133 89
134–138 95
139–143 92
144–148 80
149–153 75
154–158 74
159–163 67
164–168 53
169–173 62
174–178 63
179–183 50
184–188 55
189–193 50
194–198 27
199–203 44
204–208 31
209–213 28
214–218 38
219–223 33
224–228 36
229–233 29
234–238 35
239–243 23
244–248 24
249–253 29
254–258 28
259–263 21
264–268 25
269–273 11
274–278 18
279–283 13
284–288 18
289–293 10
294–298 12
299–303 11
304–308 15
309–313 14
314–318 14
319–323 8
324–328 8
329–333 13
334–338 14
339–343 13
344–348 10
349–353 11
354–358 5
359–363 8
364–368 8
369–373 6
374–378 7
379–383 8
384–388 3
389–393 4
394–398 5
399–403 8
404–408 5
409–413 4
414–418 3
419–423 8
424–428 5
429–433 3
434–438 5
439–441 5
442+ 99
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Lars Helge Stien D-index placement in Animal Science and Veterinary in 2026

The chart shows the D-index (discipline H-index) distribution of Animal Science and Veterinary scientists ranked by Research.com in 2026. The highlighted bar marks where Lars Helge Stien sits on this spectrum.

No. of scientists
50 100 150
Bar chart with 58 bars. Horizontal axis: D-Index, 20 to 77+. Vertical axis: number of scientists, 0 to 158. Most scientists, 158, have 31 D-Index. The last bar groups every scientist with 77 D-Index or more. The highlighted bar, 36 D-Index, is where this scientist sits. 20 D-Index: 5 scientists 21 D-Index: 22 scientists 22 D-Index: 31 scientists 23 D-Index: 44 scientists 24 D-Index: 53 scientists 25 D-Index: 66 scientists 26 D-Index: 80 scientists 27 D-Index: 101 scientists 28 D-Index: 106 scientists 29 D-Index: 116 scientists 30 D-Index: 154 scientists 31 D-Index: 158 scientists 32 D-Index: 143 scientists 33 D-Index: 137 scientists 34 D-Index: 126 scientists 35 D-Index: 134 scientists 36 D-Index: 112 scientists 37 D-Index: 115 scientists 38 D-Index: 105 scientists 39 D-Index: 111 scientists 40 D-Index: 107 scientists 41 D-Index: 87 scientists 42 D-Index: 74 scientists 43 D-Index: 62 scientists 44 D-Index: 61 scientists 45 D-Index: 41 scientists 46 D-Index: 51 scientists 47 D-Index: 43 scientists 48 D-Index: 28 scientists 49 D-Index: 47 scientists 50 D-Index: 40 scientists 51 D-Index: 34 scientists 52 D-Index: 33 scientists 53 D-Index: 43 scientists 54 D-Index: 16 scientists 55 D-Index: 32 scientists 56 D-Index: 21 scientists 57 D-Index: 18 scientists 58 D-Index: 28 scientists 59 D-Index: 33 scientists 60 D-Index: 17 scientists 61 D-Index: 21 scientists 62 D-Index: 18 scientists 63 D-Index: 21 scientists 64 D-Index: 9 scientists 65 D-Index: 20 scientists 66 D-Index: 11 scientists 67 D-Index: 16 scientists 68 D-Index: 12 scientists 69 D-Index: 17 scientists 70 D-Index: 13 scientists 71 D-Index: 15 scientists 72 D-Index: 11 scientists 73 D-Index: 11 scientists 74 D-Index: 14 scientists 75 D-Index: 5 scientists 76 D-Index: 6 scientists 77+ D-Index: 100 scientists
20 D-Index 77+

This scientist: 36 D-Index — 50th percentile

50% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 77 D-Index or more.

View D-Index distribution as a table
Number of Animal Science and Veterinary scientists by D-index, Research.com 2026 ranking edition. Based on 3,155 ranked scientists.
D-Index Scientists This scientist
20 5
21 22
22 31
23 44
24 53
25 66
26 80
27 101
28 106
29 116
30 154
31 158
32 143
33 137
34 126
35 134
36 112 36
37 115
38 105
39 111
40 107
41 87
42 74
43 62
44 61
45 41
46 51
47 43
48 28
49 47
50 40
51 34
52 33
53 43
54 16
55 32
56 21
57 18
58 28
59 33
60 17
61 21
62 18
63 21
64 9
65 20
66 11
67 16
68 12
69 17
70 13
71 15
72 11
73 11
74 14
75 5
76 6
77+ 100
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Overview

Lars Helge Stien is affiliated with the Animal Welfare Institute in the United States. Their research spans multiple fields, primarily focusing on Environmental Science, Agricultural and Biological Sciences, and Immunology and Microbiology. Subfields of study include Aquatic Science, Ecology, Nature and Landscape Conservation, Immunology, and Global and Planetary Change.

The main topics addressed in their work cover Aquaculture Nutrition and Growth, Fish Ecology and Management Studies, Aquaculture Disease Management and Microbiota, Parasite Biology and Host Interactions, Physiological and Biochemical Adaptations, Reproductive Biology and Impacts on Aquatic Species, and Marine Bivalve and Aquaculture Studies.

Frequent coauthors collaborating with Lars Helge Stien are:

  • Frode Oppedal
  • Angelico Madaro
  • Jonatan Nilsson
  • Per Gunnar Fjelldal
  • Tore Kristiansen

Lars Helge Stien has contributed to various publication venues with recurring appearances in the following journals and periodicals:

  • Aquaculture
  • Reviews in Aquaculture
  • Aquaculture Reports
  • Marine Policy
  • Journal of Fish Diseases

Notable recent papers include:

  • "Effect of cleaner fish on sea lice in Norwegian salmon aquaculture: a national scale data analysis" (2020), published in International Journal for Parasitology
  • "Full compensatory growth before harvest and no impact on fish welfare in Atlantic salmon after an 8-week fasting period" (2021), published in Aquaculture
  • "Cleaner fish growth, welfare and survival in Atlantic salmon sea cages during an autumn-winter production" (2020), published in Aquaculture
  • "Acute stress response on Atlantic salmon: a time-course study of the effects on plasma metabolites, mucus cortisol levels, and head kidney transcriptome profile" (2022), published in Fish Physiology and Biochemistry
  • "Efficiency and welfare impact of long-term simultaneous in situ management strategies for salmon louse reduction in commercial sea cages" (2020), published in Aquaculture

In addition to journal articles, Lars Helge Stien has a book publication titled Towards a sustainable fishery and use of cleaner fish in salmonid aquaculture, published by TemaNord in 2021.

Best Publications

  • Environmental drivers of Atlantic salmon behaviour in sea-cages: A review

    Frode Oppedal;Tim Dempster;Tim Dempster;Lars Helge Stien

  • Salmon lice treatments and salmon mortality in Norwegian aquaculture: a review

    Kathy Overton;Tim Dempster;Frode Oppedal;Tore S Kristiansen

  • Salmon Welfare Index Model (SWIM 1.0): a semantic model for overall welfare assessment of caged Atlantic salmon: review of the selected welfare indicators and model presentation

    Lars H. Stien;Marc B. M. Bracke;Ole Folkedal;Jonatan Nilsson

  • Welfare Indicators for farmed Atlantic salmon: Tools for assessing fish welfare

    Chris Noble;Kristine Gismervik;Martin H Iversen;Jelena Kolarevic

  • The effects of stress and storage temperature on the colour and texture of pre-rigor filleted farmed cod (Gadus morhua L.)

    Lars Helge Stien;Elisabeth Hirmas;Marit Bjørnevik;Ørjan Karlsen

  • 'Snorkel' sea lice barrier technology reduces sea lice loads on harvest-sized Atlantic salmon with minimal welfare impacts

    Lars Helge Stien;Timothy David Dempster;Samantha Bui;Alexis Glaropoulos

  • Effect of water oxygen level on performance of diploid and triploid Atlantic salmon post-smolts reared at high temperature

    Tom Johnny Hansen;Rolf Erik Olsen;Lars Stien;Frode Oppedal

  • The interaction between water currents and salmon swimming behaviour in sea cages.

    David Johansson;Frida Laursen;Anders Fernö;Jan Erik Fosseidengen

  • Skirt around a salmon sea cage to reduce infestation of salmon lice resulted in low oxygen levels

    Lars H. Stien;Jonatan Nilsson;Ernst M. Hevrøy;Frode Oppedal

  • Sea lice infestation levels decrease with deeper ‘snorkel’ barriers in Atlantic salmon sea‐cages

    Frode Oppedal;Francisca Samsing;Tim Dempster;Daniel W Wright

  • Skirts on salmon production cages reduced salmon lice infestations without affecting fish welfare

    Lars Helge Stien;Mattias Bendiksen Lind;Frode Oppedal;Daniel W. Wright

  • Dissolved oxygen variability in a commercial sea-cage exposes farmed Atlantic salmon to growth limiting conditions

    David Solstorm;Tina Oldham;Frida Solstorm;Pascal Klebert

  • A video analysis procedure for assessing vertical fish distribution in aquaculture tanks

    Lars Helge Stien;Silje Bratland;Ivar Austevoll;Frode Oppedal

  • Manipulation of farmed Atlantic salmon swimming behaviour through the adjustment of lighting and feeding regimes as a tool for salmon lice control

    Benedikt Frenzl;Lars Helge Stien;David Cockerill;Frode Oppedal

  • Salmon welfare index model 2.0: an extended model for overall welfare assessment of caged Atlantic salmon, based on a review of selected welfare indicators and intended for fish health professionals

    Jostein M. Pettersen;Marc B.M. Bracke;Paul J. Midtlyng;Ole Folkedal

  • Effect of cleaner fish on sea lice in Norwegian salmon aquaculture: a national scale data analysis

    Luke T Barrett;Kathy Overton;Lars H Stien;Frode Oppedal

  • Food anticipatory behaviour as an indicator of stress response and recovery in Atlantic salmon post-smolt after exposure to acute temperature fluctuation.

    Ole Folkedal;Lars H. Stien;Thomas Torgersen;Frode Oppedal

  • Full compensatory growth before harvest and no impact on fish welfare in Atlantic salmon after an 8-week fasting period

    Malthe Hvas;Jonatan Nilsson;Tone Vågseth;Velimir Nola

  • Soft Texture of Atlantic Salmon Fillets Is Associated with Glycogen Accumulation

    Jacob Torgersen;Erling Olaf Koppang;Lars Helge Stien;Achim Kohler

  • Snorkel sea-cage technology decreases salmon louse infestation by 75% in a full-cycle commercial test.

    Lena Geitung;Frode Oppedal;Lars Helge Stien;Timothy David Dempster

  • 'Snorkel' lice barrier technology reduced two co- occurring parasites, the salmon louse (Lepeophtheirus salmonis) and the amoebic gill disease causing agent (Neoparamoeba perurans), in commercial salmon sea-cages.

    D.W. Wright;L.H. Stien;T. Dempster;T. Vågseth

Frequent Co-Authors

Tim Dempster
Tim Dempster University of Melbourne
Anders Kiessling
Anders Kiessling Swedish University of Agricultural Sciences
Rolf Erik Olsen
Rolf Erik Olsen Norwegian University of Science and Technology
Marc B.M. Bracke
Marc B.M. Bracke Wageningen University & Research
Victoria A. Braithwaite
Victoria A. Braithwaite Pennsylvania State University
Bjarne O. Braastad
Bjarne O. Braastad Norwegian University of Life Sciences
Albert K. Imsland
Albert K. Imsland University of Bergen
Ivar Rønnestad
Ivar Rønnestad University of Bergen
Antti Kause
Antti Kause Natural Resources Institute Finland
Thomas Willum Hansen
Thomas Willum Hansen Technical University of Denmark

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