Publications per year
Publications per year
Personal profile
Profile
Main research area:
Biological water treatment in recirculating aquaculture systems with focus on nitrogen removal from aquaculture effluents using woodchip bioreactors, constructed weltands or sludge-fed denitrification systems.
Expertise related to UN Sustainable Development Goals
In 2015, UN member states agreed to 17 global Sustainable Development Goals (SDGs) to end poverty, protect the planet and ensure prosperity for all. This person’s work contributes towards the following SDG(s):
Education/Academic qualification
Ph.D. in New approaches to improve the removal of dissolved organic matter and nitrogen in aquaculture, Technical University of Denmark
Apr 2013 → Mar 2016
M.Sc. in Aquaculture, University of Rostock
Oct 2010 → Nov 2012
B.Sc. in Maritime Technologies, Bremerhaven University of Applied Sciences
Oct 2007 → Oct 2010
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Collaborations and top research areas from the last five years
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Publications
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Removal of dissolved organic matter from the woodchip bioreactor start-up by foam fractionation
von Ahnen, M., Stedmon, C. A. & Hambly, A. C., 2023, In: Water Science and Technology. 87, 6, p. 1454-1464 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
Open AccessFile64 Downloads (Pure) -
Microbial communities in full-scale woodchip bioreactors treating aquaculture effluents
Aalto, S. L., Suurnäkki, S., von Ahnen, M., Tiirola, M. & Pedersen, P. B., 2022, In: Journal of Environmental Management. 301, 7 p., 113852.Research output: Contribution to journal › Journal article › Research › peer-review
Open AccessFile133 Downloads (Pure) -
Effectiveness of denitrifying bioreactors on water pollutant reduction from agricultural areas
Christianson, L., Cooke, R., Hay, C., Helmers, M., Feyereisen, G., Ranaivoson, A., McMaine, J., McDaniel, R., Rosen, T., Puer, W., Schipper, L., Dougherty, H., Robinson, R., Layden, I., Irvine-Brown, S., Manca, F., Dhaese, K., Nelissen, V. & von Ahnen, M., 2021, In: American Society of Agricultural and Biological Engineers. Transactions. 64, 2, p. 641-658 18 p.Research output: Contribution to journal › Journal article › Research › peer-review
Open AccessFile309 Downloads (Pure) -
Effect of different C/N ratios and hydraulic retention times on denitrification in saline, recirculating aquaculture system effluents
von Ahnen, M., Dalsgaard, J. & Pedersen, P. B., 2021, In: Aquacultural Engineering. 94, 8 p., 102170.Research output: Contribution to journal › Journal article › Research › peer-review
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Environmentally friendly use of woodchip bioreactors in aquaculture
von Ahnen, M., Michelsen, K. & Pedersen, P. B., 2021, Kgs. Lyngby, Denmark: DTU Aqua. 43 p. (DTU Aqua-rapport; No. 383-2021).Research output: Book/Report › Report › Research
Open AccessFile161 Downloads (Pure)
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BioMeka: New and improved biological and mechanical water treatment technologies for reduction of the environmental impact from aquaculture facilities (113290)
von Ahnen, M. (Project Coordinator), Pedersen, L.-F. (PI), Aalto, S.-L. H. (PI), de Jesus Gregersen, K. J. (PI) & Letelier-Gordo, C. O. (PI)
31/08/2023 → 12/12/2026
Project: Research
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Aquaponic production as part of a social enterprise (109449)
Letelier-Gordo, C. O. (PI) & von Ahnen, M. (Project Participant)
01/01/2022 → 01/12/2023
Project: Research
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Reduced use and release of environmentally damaging antibiotics from fish farms (Healthy Fish Farm) (39934 & 39936)
Lorenzen, N. (Project Coordinator), Madsen, L. (PI), Schmidt, J. G. (PI), von Ahnen, M. (PI), Donati, V. L. (Project Participant), Vardia, I. V. (Project Participant) & Mouritsen, K. K. (Project Participant)
05/03/2021 → 01/06/2023
Project: Research
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Innovative technologies for reducing the discharge of phosphorus from land-based aquaculture systems (FosVind) (39932)
Dalsgaard, A. J. T. (Project Coordinator) & von Ahnen, M. (PI)
02/03/2021 → 30/09/2023
Project: Research
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Competence development within recirculation aquaculture systems (RAS) (39821)
Pedersen, P. B. (PI), Pedersen, L.-F. (PI), Gesto, M. (PI), Skov, P. V. (PI) & Ahnen, M. V. (PI)
01/09/2020 → 31/08/2022
Project: Research