https://phosphorusplatform.eu/AquacultureFisheries
10-12 June 2025, Bergen (Norway) & online. ESPP workshop, with partners in Norway and with UNEP uPcycle, on nutrient management in aquaculture feed, seafood processing and fish sludge valorisation, Norway & online, covering nutrient flows, environmental best practice, phosphorus recycling, regulatory challenges. The workshop will contribute to the United Nations (UNEP) project uPcycle, leading to a UNEP white paper on phosphorus sustainability in aquaculture. Possible online connected meetings in Brussels, Chile. Site visits: state-of-the-art aquaculture, fish sludge processing installations.
If you would potentially contribute, please email indications of your organisation’s areas of interest, competence, possible content of presentation, to
Registration coming soon!
Event location
Bergen (Norway) @ NORCE (Nygårdsgaten 112/114, 5008 Bergen) + online.
Outline programme
10 June 2025
| 13.30 – 14.00 | Registration and welcome coffee |
| 14.00 – 14.15 | Opening and welcome by organisers (ESPP, NORCE, NCE Aquaculture, Ragn-Sells) |
| 14.15 – 15.45 | Session I.
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| 15.45 – 16.15 | Coffee break |
| 16.15 – 18.00 |
Parallel session IIA. LCA, circularity business models Parallel session IIB. Efficiency of use of nutrients in aquaculture feed – aquaculture feed and improved nutrient use efficiency, finding new sustainable feed protein sources as aquaculture grows and wild fish production (so processing by-products) recede, moving from fish-protein based to plant based feeds, possible use of facilitating products (phytase …) |
| 19.30 | Networking dinner |
11 June 2025
| 8.30 – 9.00 | Registration and welcome coffee |
| 9.00 – 10.30 |
Parallel session IIIA. Aquaculture sludge recycling via algae, growing algae as fish feed Parallel session IIIB. Recycling of aquaculture sludge – technical aspect: aquaculture sludge collection (onshore, offshore) and processing (biogas, cement kiln incineration, transformation to organic fertilisers, extraction of mineral nutrients …): examples of technologies, presented by technology suppliers and/or by user aquaculture operators |
| 10.30 – 11.00 | Coffee break |
| 11.0 – 12.45 | Session IV. Recycling of aquaculture sludge – regulatory challenges (Animal By-Products Regulation, EU Fertilising Products Regulation, Animal Feed regulations …) and policy opportunities; development of policy proposals – Europe, global |
| 12.45 – 13.00 | Final remarks and following steps |
| 13.00 – 14.00 | Light lunch |
| 14.00 – 14.45 | White paper discussion |
| 14.45 – 15.00 | Closing |
| 15.30 – 17.00 | Visit to Marineholmen RASlab where there is RAS facilities (research) with salmon connected with microalgae cultivation. |
| 17.30 - … | Optional tourist visit to city of Bergen |
| 20.00 - … | Dinner (free) |
12 June 2025
9.00 Optional site visit to Ragn-Sells sites/algae cultivation facilities
14.00 End of site visit