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Side products and Ideas: Discussed sludge from fish farming

Contact

Anna Berg Samúelsdóttir

Project Manager

annab@matis.is

The workshop of the project Microorganisms for the enrichment of fish farm sludge was held on Thursday, June 8 last. in Sjávarklasan's premises. The project is carried out by Matís in collaboration with Sjávarklasann and Samherja. The main purpose of the project is to investigate whether microorganisms that thrive in fish farm sludge can be used to enrich the nutrients in the sludge so that it can be used as fertilizer.

Parties working in the field of fish farming in Iceland were invited to the workshop. There were four lectures about the project, the abbreviation ÖAF, the sludge, its chemical composition and challenges related to the use of the raw materials sludge and other by-products from fish farming. After the lectures, there was group work where the participants of the workshop worked on the subject and reviewed the opportunities as well as challenges related to the future possibilities of aquaculture sludge and other by-products from aquaculture.

The workshop was well attended, but the participants numbered more than 20 people, and there were good discussions among the participants about the subject they work with every day. Part of the project "Microorganisms for the enrichment of fish farm sludge" is to work with the results from the workshop ie. ideas and experiences of the participants.

One of the results of the workshop is that there are many uses for the sludge as well as other side products from fish farming, such as the use of the raw material as fertilizer and soil improver for agriculture. But alongside those opportunities are challenges related to regulation and making the raw material viable for use based on economics. The efficiency is twofold ie. collection and handling of the raw material at the companies so that it becomes a sought-after product.

The project is one part of a large puzzle to promote the circular economy and is funded by the Circular Economy Fund.

Anna Berg Samúelsdóttir
Matís' expert in the field of sustainability and fire.

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