World's Best Scientists 2026 revealed!

D-Index & Metrics

Biology and Biochemistry

D-Index
76
Citations
17084
World Ranking
5137
National Ranking
19

Overview

Rolf Erik Olsen is affiliated with the Norwegian University of Science and Technology in Norway. Their research spans multiple fields, with a primary focus on Agricultural and Biological Sciences, Immunology and Microbiology, and Environmental Science. Within these broad areas, Olsen's work particularly addresses subfields such as Aquatic Science, Immunology, Ecology, Molecular Biology, and Physiology.

The main topics of Olsen's research include Aquaculture Nutrition and Growth, Aquaculture Disease Management and Microbiota, Physiological and Biochemical Adaptations, Fish Ecology and Management Studies, Water Quality Monitoring Technologies, Reproductive Biology and Impacts on Aquatic Species, and Adipose Tissue and Metabolism.

Olsen's recent published papers illustrate a focus on fish health, microbiota, and the biochemical impacts within aquaculture environments. Sample publications include:

  • Paraprobiotics and Postbiotics of Probiotic Lactobacilli, Their Positive Effects on the Host and Action Mechanisms: A Review (2020, Frontiers in Nutrition)
  • The Fish Microbiota: Research Progress and Potential Applications (2023, Engineering)
  • Stabilized fermentation product of Cetobacterium somerae improves gut and liver health and antiviral immunity of zebrafish (2021, Fish & Shellfish Immunology)
  • Effects of Cetobacterium somerae fermentation product on gut and liver health of common carp (Cyprinus carpio) fed diet supplemented with ultra-micro ground mixed plant proteins (2021, Aquaculture)
  • Research progress on gut health of farmers teleost fish: a viewpoint concerning the intestinal mucosal barrier and the impact of its damage (2020, Reviews in Fish Biology and Fisheries)

Olsen frequently publishes in specific venues that concentrate on aquatic sciences and related disciplines. These venues include:

  • Aquaculture
  • Aquaculture Reports
  • Frontiers in Nutrition
  • Marine Biotechnology
  • Journal of Fish Diseases

Collaborations form an integral part of Olsen's research activities. Frequent coauthors include:

  • Chao Ran
  • Einar Ringø
  • Zhen Zhang
  • Zhigang Zhou
  • Yalin Yang

Best Publications

  • Prebiotics in aquaculture: a review

    E. Ringø;R.E. Olsen;T.Ø. Gifstad;R.A. Dalmo

  • Effect of dietary components on the gut microbiota of aquatic animals. A never‐ending story?

    E. Ringø;Z. Zhou;J.L.G. Vecino;S. Wadsworth

  • The rapid analysis of neutral and polar marine lipids using double-development HPTLC and scanning densitometry

    R.E. Olsen;R.J. Henderson

  • Omega-3 Long-Chain Polyunsaturated Fatty Acids, EPA and DHA: Bridging the Gap between Supply and Demand.

    Douglas R. Tocher;Mónica B. Betancor;Matthew Sprague;Rolf Erik Olsen

  • Lactic acid bacteria vs. pathogens in the gastrointestinal tract of fish: a review

    Einar Ringø;Lisbeth Løvmo;Mads Kristiansen;Yvonne Bakken

  • Biochemical composition of copepods for evaluation of feed quality in production of juvenile marine fish

    Terje van der Meeren;Rolf Erik Olsen;Kristin Hamre;Hans Jørgen Fyhn

  • Use of probiotics in aquaculture of China-a review of the past decade.

    Anran Wang;Chao Ran;Yanbo Wang;Zhen Zhang

  • Use of immunostimulants and nucleotides in aquaculture: a review

    Einar Ringø;Rolf Erik Olsen;Jose L. Gonzalez Vecino;Simon Wadsworth

  • Electron microscopy of the intestinal microflora of fish

    Einar Ringø;Rolf Erik Olsen;Terry M Mayhew;Reidar Myklebust

  • Bacterial translocation and pathogenesis in the digestive tract of larvae and fry

    Einar Ringø;Einar Ringø;Reidar Myklebust;Terry M. Mayhew;Rolf Erik Olsen

  • Paraprobiotics and Postbiotics of Probiotic Lactobacilli, Their Positive Effects on the Host and Action Mechanisms: A Review.

    Tsegay Teame;Anran Wang;Mingxu Xie;Zhen Zhang

  • The effect of diet on aerobic bacterial flora associated with intestine of Arctic charr (Salvelinus alpinus L.).

    E. Ringø;R. E. Olsen

  • The replacement of fish meal with Antarctic krill, Euphausia superba in diets for Atlantic salmon, Salmo salar

    R.E. Olsen;J. Suontama;E. Langmyhr;H. Mundheim

  • Acute stress alters intestinal function of rainbow trout, Oncorhynchus mykiss (Walbaum)

    Rolf Erik Olsen;Kristina Sundell;Terry M. Mayhew;Reidar Myklebust

  • Lipid digestibility and ultrastructural changes in the enterocytes of Arctic char (Salvelinus alpinus L.) fed linseed oil and soybean lecithin

    R.E. Olsen;R. Myklebust;T. Kaino;E. Ringø

  • Atlantic Salmon (Salmo salar): The “Super-Chicken” of the Sea?

    Ole Torrissen;Rolf Erik Olsen;Reidar Toresen;Gro Ingunn Hemre

  • Culturable autochthonous gut bacteria in Atlantic salmon (Salmo salar L.) fed diets with or without chitin. Characterization by 16S rRNA gene sequencing, ability to produce enzymes and in vitro growth inhibition of four fish pathogens

    Fatemeh Askarian;Zhigang Zhou;Rolf Erik Olsen;Sigmund Sperstad

  • The effect of dietary inulin on aerobic bacteria associated with hindgut of Arctic charr (Salvelinus alpinus L.)

    Einar Ringø;Sigmund Sperstad;Reidar Myklebust;Terry M Mayhew

  • Dietary effects of soybean products on gut microbiota and immunity of aquatic animals: A review

    Z. Zhou;E. Ringø;R.E. Olsen;S.K. Song

  • The effect of dietary fatty acids on lactic acid bacteria associated with the epithelial mucosa and from faecalia of Arctic charr, Salvelinus alpinus (L.)

    E. Ringø;H. R. Bendiksen;S. J. Gausen;A. Sundsfjord

Frequent Co-Authors

Einar Ringø
Einar Ringø University of Tromsø - The Arctic University of Norway
Douglas R. Tocher
Douglas R. Tocher Shantou University
Santosh P. Lall
Santosh P. Lall Lloyds Banking Group (United Kingdom)
Yngvar Olsen
Yngvar Olsen Norwegian University of Science and Technology
Rune Waagbø
Rune Waagbø University of Bergen
Lars Helge Stien
Lars Helge Stien Animal Welfare Institute
Johnathan A. Napier
Johnathan A. Napier Rothamsted Research
Giuliana Parisi
Giuliana Parisi University of Florence
Aires Oliva-Teles
Aires Oliva-Teles University of Porto
Albert K. Imsland
Albert K. Imsland University of Bergen

If you think any of the details on this page are incorrect, let us know.

Report an issue

We appreciate your kind effort to assist us to improve this page, it would be helpful providing us with as much detail as possible in the text box below:

Best Scientists Citing Rolf Erik Olsen

Trending Scientists