Lars-Flemming Pedersen

2025

Estimating biofilm activity on biofilter elements in recirculating aquaculture systems (RAS) for rearing Atlantic salmon parr (Salmo salar) during operation with ozone and peracetic acid

Qi, W., Skov, P. V., de Jesus Gregersen, K. J., Mousavi, S., Pedersen, L.-F. & Mota, V. C., 2025, In: Aquaculture. 594, 11 p., 741381.

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2024

Peracetic acid mode-of-action on aquaculture microbes evaluated by dual-staining flow cytometry

Aalto, S. L., Madsen, L. & Pedersen, L.-F., 2024, In: Aquaculture. 578, 7 p., 740129.

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2023

A case study comparing the addition of two different carbon sources in pilot scale RAS with trout with and without biofilters

Gregersen, K. J. D. J. & Pedersen, L.-F., 2023, In: Aquacultural Engineering. 103, 102370.

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A novel method to estimate biofilm activity based on enzymatic oxygen release from hydrogen peroxide decomposition

Qi, W., Skov, P. V., de Jesus Gregersen, K. J. & Pedersen, L. F., 2023, In: Biofilm. 5, 9 p., 100121.

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Environmental Enrichment for Rainbow Trout Fingerlings: A Case Study Using Shelters in an Organic Trout Farm

Eidsmo, J., Madsen, L., Pedersen, L.-F., Jokumsen, A. & Gesto, M., 2023, In: Animals. 13, 14 p., 268.

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Evaluating protein skimmer performance in a commercial seawater recirculating aquaculture system (RAS)

Kovács, B. D., de Jesus Gregersen, K. J., Rüppel, F., von Danwitz, A. & Pedersen, L.-F., 2023, In: Aquacultural Engineering. 103, 11 p., 102369.

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Post-release effects of catch and release angling for sea trout: Mortality, growth and wound healing

Skov, C., Ferter, K., Jepsen, N., Pedersen, L.-F., Lewin, W.-C., Gundelund, C. & Weltersbach, M. S., 2023, In: Fisheries Research. 261, 106637 p., 13.

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2022

Effect of biocarrier material on nitrification performance during start-up in freshwater RAS

Aalto, S. L., Letelier-Gordo, C. O., Pedersen, L.-F. & Pedersen, P. B., 2022, In: Aquacultural Engineering. 99, 9 p., 102292.

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Effects of ozonation and foam fractionation on rainbow trout condition and physiology in a small-scale freshwater recirculation aquaculture system

Gesto, M., de Jesus Gregersen, K. J. & Pedersen, L.-F., 2022, In: Aquaculture. 557, 11 p., 738312.

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Estimation of nitrifying and heterotrophic bacterial activity in biofilm formed on RAS biofilter carriers by respirometry

Qi, W., Skov, P. V., de Jesus Gregersen, K. J. & Pedersen, L.-F., 2022, In: Aquaculture. 561, 11 p., 738730.

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Evaluation of biofilter performance with alternative local biomedia in pilot scale recirculating aquaculture systems

Mnyoro, M. S., Munubi, R. N., Pedersen, L.-F. & Chenyambuga, S. W., 2022, In: Journal of cleaner production. 366, 9 p., 132929.

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Microbiome response to foam fractionation and ozonation in RAS

Aalto, S. L., Syropoulou, E., de Jesus Gregersen, K. J., Tiirola, M., Pedersen, P. B. & Pedersen, L.-F., 2022, In: Aquaculture. 550, 9 p., 737846.

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Mucosal immune and stress responses of Neoparamoeba perurans-infected Atlantic salmon (Salmo salar) treated with peracetic acid shed light on the host-parasite-oxidant interactions

Lazado, C. C., Strand, D. A., Breiland, M. W., Furtado, F., Timmerhaus, G., Gjessing, M. C., Hytterød, S., Merkin, G. V., Pedersen, L.-F., Pittman, K. A. & Krasnov, A., 2022, In: Frontiers in Immunology. 13, 21 p., 948897.

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Regulation of the molecular repertoires of oxidative stress response in the gills and olfactory organ of Atlantic salmon following infection and treatment of the parasite Neoparameoba perurans

Furtado, F., Breiland, M. W., Strand, D., Timmerhaus, G., Carletto, D., Pedersen, L.-F., Afonso, F. & Lazado, C. C., 2022, In: Fish and Shellfish Immunology. 130, p. 612-623 12 p.

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Removal of microparticles and bacterial inactivation in freshwater RAS by use of foam fractionation, H₂O₂ and NaCl

Jafari, L., Jesus Gregersen, K. J., Vadstein, O. & Pedersen, L., 2022, In: Aquaculture Research. 53, 9, p. 3274-3282 9 p.

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2021

Crowding reshapes the mucosal but not the systemic response repertoires of Atlantic salmon to peracetic acid

Lazado, C. C., Sveen, L. R., Soleng, M., Pedersen, L.-F. & Timmerhaus, G., 2021, In: Aquaculture. 531, 10 p., 735830.

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Dynamic morphometrics of mucous cells reveal the minimal impact of therapeutic doses of peracetic acid on Atlantic salmon gill health

Haddeland, S., Lazado, C. C., Merkin, G. V., Myre, O. J., Okubamichael, M. A., Pedersen, L.-F. & Pittman, K., 2021, In: Aquaculture. 534, 9 p., 736315.

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Effect of water velocity on ammonium and nitrite removal in pilot scale fixed bed biofilters

Mnyoro, M. S., Arvin, E., Munubi, R. N., Chenyambuga, S. W. & Pedersen, L.-F., 2021, In: Aquacultural Engineering. 93, 5 p., 102160.

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Foam fractionation and ozonation in freshwater Recirculation Aquaculture Systems

Gregersen, K. J. D. J., Pedersen, L.-F., Pedersen, P. B., Syropoulou, E. & Dalsgaard, J., 2021, In: Aquacultural Engineering. 95, 8 p., 102195.

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Formaldehyde degradation in denitrifying woodchip bioreactors: Effects of temperature, concentration and hydraulic retention time

von Ahnen, M., Pedersen, L.-F. & Pedersen, P. B., 2021, In: Aquacultural Engineering. 95, 10 p., 102199.

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2020

Antioxidative, histological and immunological responses of rainbow trout after periodic and continuous exposures to a peracetic acid-based disinfectant

Liu, D., Lazado, C. C., Pedersen, L.-F., Straus, D. L. & Meinelt, T., 2020, In: Aquaculture. 520, 734956.

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Assessing peracetic acid for controlling post‐vaccination Saprolegnia spp.‐associated mortality in juvenile Atlantic salmon Salmo salar in freshwater recirculation aquaculture systems

Good, C., Davidson, J., Straus, D. L., Harper, S., Marancik, D., Welch, T., Peterson, B., Pedersen, L., Lepine, C., Redman, N., Meinelt, T., Liu, D. & Summerfelt, S., 2020, In: Aquaculture Research. 51, 6, p. 2624-2627 4 p.

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Decay of peracetic acid in seawater and implications for its chemotherapeutic potential in aquaculture

Pedersen, L.-F. & Lazado, C. C., 2020, In: Aquaculture Environment Interactions. 12, p. 153-165 13 p.

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Effects of foam fractionation and chemical disinfection on the removal of different microalgae cultures

Figueiras Guilherme, M., Jesus Gregersen, K. J. & Pedersen, L., 2020, In: Aquaculture Research. 51, 8, p. 3274-3283 10 p.

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Morphomolecular alterations in the skin mucosa of Atlantic salmon (Salmo salar) after exposure to peracetic acid-based disinfectant

Lazado, C. C., Haddeland, S., Timmerhaus, G., Berg, R. S., Merkin, G., Pittman, K. & Pedersen, L.-F., 2020, In: Aquaculture Reports. 17, 5 p., 100368.

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Oxidant-induced modifications in the mucosal transcriptome and circulating metabolome of Atlantic salmon

Lazado, C. C., Pedersen, L.-F., Kirste, K. H., Soleng, M., Breiland, M. W. & Timmerhaus, G., 2020, In: Aquatic Toxicology. 227, 11 p., 105625.

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UV irradiation and micro filtration effects on micro particle development and microbial water quality in recirculation aquaculture systems

de Jesus Gregersen, J., Pedersen, P. B., Pedersen, L.-F., Liu, D. & Dalsgaard, A. J. T., 2020, In: Aquaculture. 24 p., 734785.

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2019

Assessment of microbial activity in water based on hydrogen peroxide decomposition rates

Pedersen, L.-F., Rojas-Tirado, P. A., Arvin, E. & Pedersen, P. B., 2019, In: Aquacultural Engineering. 85, p. 9-14

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Atlantic salmon (Salmo salar) mounts systemic and mucosal stress responses to peracetic acid

Soleng, M., Johansen, L.-H., Johnsen, H., Johansson, G. S., Breiland, M. W., Rørmark, L., Pittman, K., Pedersen, L.-F. & Lazado, C. C., 2019, In: Fish and Shellfish Immunology. 93, p. 895-903

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Effects of abrupt salinity increase on nitrification processes in freshwater moving bed biofilters

Kinyage, J. P. H., Pedersen, P. B. & Pedersen, L.-F., 2019, In: Aquacultural Engineering. 84, p. 91-98

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Microbial dynamics in RAS water: Effects of adding acetate as a biodegradable carbon-source

Rojas-Tirado, P. A., Pedersen, P. B., Vadstein, O. & Pedersen, L.-F., 2019, In: Aquacultural Engineering. 84, p. 106-116

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Micro particles and microbial activity in Danish recirculating rainbow trout (Oncorhynchus mykiss) farms

de Jesus Gregersen, K. J., Pedersen, P. B., Pedersen, L.-F. & Dalsgaard, J., 2019, In: Aquacultural Engineering. 84, p. 60-66

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

2018

Changes in microbial water quality in RAS following altered feed loading

Rojas-Tirado, P. A., Pedersen, P. B., Vadstein, O. & Pedersen, L.-F., 2018, In: Aquacultural Engineering. 81, p. 80-88

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Confirmation that pulse and continuous peracetic acid administration does not disrupt the acute stress response in rainbow trout

Gesto, M., Liu, D., Pedersen, L.-F., Meinelt, T., Strauss, D. L. & Jokumsen, A., 2018, In: Aquaculture. 492, p. 190-194

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Ozonation control and effects of ozone on water quality in recirculating aquaculture systems

Spiliotopoulou, A., Rojas-Tirado, P. A., Chetri, R. K., Kaarsholm, K. M. S., Martin, R., Pedersen, P. B., Pedersen, L.-F. & Andersen, H. R., 2018, In: Water Research. 133, p. 289-298

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Towards control of unwanted cyst-forming dinoflagellates in aquaculture systems: Knockout and recovery of Pfiesteria sp. after peracetic acid exposure

Pinyol Gallemi, A., Pedersen, L.-F. & Koski, M., 2018, In: Aquaculture Research. 49, 11, p. 3682-3685

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Toxicity of peracetic acid to fish: Variation among species and impact of water chemistry: PAA toxicity to various fish

Straus, D. L., Meinelt, T., Liu, D. & Pedersen, L.-F., 2018, In: Journal of the World Aquaculture Society. 49, 4, p. 715-724

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2017

Alternative prophylaxis/disinfection in aquaculture - Adaptable stress induced by peracetic acid at low concentration and its application strategy in RAS

Liu, D., Pedersen, L.-F., Straus, D. L., Kloas, W. & Meinelt, T., 2017, In: Aquaculture. 474, p. 82-85

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Bacterial activity dynamics in the water phase during start-up of recirculating aquaculture systems

Rojas-Tirado, P. A., Pedersen, P. B. & Pedersen, L.-F., 2017, In: Aquacultural Engineering. 78 A, p. 24-31

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Influence of fixed and moving bed biofilters on micro particle dynamics in a recirculating aquaculture system

Fernandes, P., Pedersen, L.-F. & Pedersen, P. B., 2017, In: Aquacultural Engineering. 78 A, p. 32-41

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Los pros y los contras del percarbonato de sodio

Pedersen, L.-F. & Jokumsen, A., 2017, In: Global Aquaculture Alliance. May, p. 1-7

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Particle surface area and bacterial activity in recirculating aquaculture systems

Pedersen, P. B., von Ahnen, M., Fernandes, P., Naas, C., Pedersen, L.-F. & Dalsgaard, A. J. T., 2017, In: Aquacultural Engineering. 78 A, p. 18-23

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Periodic bacterial control with peracetic acid in a recirculating aquaculture system and its long-term beneficial effect on fish health

Liu, D., Straus, D. L., Pedersen, L.-F. & Meinelt, T., 2017, In: Aquaculture. 485, p. 154-159

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Pulse versus continuous peracetic acid applications: Effects on rainbow trout performance, biofilm formation and water quality

Liu, D., Straus, D. L., Pedersen, L.-F. & Meinelt, T., 2017, In: Aquacultural Engineering. 77, p. 72-79

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Semi-continuously addition of peracetic acid to a flow-through fish farm: Technical note

Pedersen, L.-F. & Henriksen, N. H., 2017, In: Journal of Cleaner Production. 142, p. 2606-2608

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The pros and cons of sodium percarbonate

Pedersen, L.-F. & Jokumsen, A., 2017, In: Global Aquaculture Alliance. April, p. 1-7

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Use of fluorescence spectroscopy to control ozone dosage in recirculating aquaculture systems

Spiliotopoulou, A., Martin, R., Pedersen, L.-F. & Andersen, H. R., 2017, In: Water Research. 111, p. 357-365

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2016

Impact of temperature on ammonium and nitrite removal rates in RAS moving bed biofilters

Kinyage, J. P. H. & Pedersen, L.-F., 2016, In: Aquacultural Engineering. 75, p. 51-55

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Linking water treatment practices and fish welfare

Zubiaurre, C. & Pedersen, L.-F., 2016, In: Animal Health & Welfare. p. 1-6

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Nye miljøvenlige desinfektionsmidler til økologiske dambrug

Pedersen, L.-F., 2016, In: Økologi & Erhverv. 590, p. 1-4

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Lars-Flemming Pedersen

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