SINTEF Fisheries and Aquaculture

Aquaculture Europe, Donostia–San Sebastián 14-17.September 2014

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Jorunn Skjermo1, I.M. Aasen2, D. Akporiaye2, S. Forbord1, B. Matas Güell3, A. Handå1 and B. Wittgens2

1SINTEF Fisheries and Aquaculture, N-7465 Trondheim (Norway) 2SINTEF Materials and Chemistry, N-7465 Trondheim (Norway) 3SINTEF Energy Research, N-7465 Trondheim (Norway)

BIOREFINERY FOR INCREASED VALUE OF CULTIVATED SEAWEED

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SINTEF Fisheries and Aquaculture

Expected growth in Norwegian salmon production – and in feed demand

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2010 2030 2050

mill

ion

tons

Salmon productionFeed demand

DKNV/NTVA (Olafsen et al., 2012)

60% protein

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Trends in the price of fishmeal and soybean meal Source: FAO. 2013. FAO Fisheries and Aquaculture Information and Statistics Branch. Rome.

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SINTEF Fisheries and Aquaculture

• 680.000 tons protein from 20 million tons of seaweed • Sustainable production • Increase the degree of self-sufficiency

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Feed production potential from seaweeds

PS: Kelps cultivated in IMTA grow faster, have a higher N content and more protein

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330

1800

3000

115 680

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500

1000

1500

2000

2500

3000

Importedsoy protein

2013

Proteindemand

2030

Proteindemand

2050

From kelp2030

From kelp2050

1000

tons

Proteins (1000 tons)

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Amino acid profiles in seaweed and soy bean meal

Source: Holdt&Kraan, 2011; Experts in Team, NTNU, 2014

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S.latissima Soy bean meal

SINTEF Fisheries and Aquaculture

Sugar kelp as protein source for salmon feed

23/10/2014

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Salmon AA profile(% of protein)

Seaweed AA profile(% of total AA)

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Saccharina latissima: 170 tons biomass ha-1 year-1 (Broch et al., 2013)

Area needed for cultivation of 20 million tons: 1 200 km2

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From spores to biomass

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Low-tech

SINTEF Fisheries and Aquaculture

Cultivated macroalgae as feedstock (example: Saccharina latissima)

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Water

Alginate

Glucan (laminaran and cellulose)

Mannitol

Protein

Minerals

Polyphenols

Fucoidan

Fucoxantin

Lipid

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Extraction

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Biorefinery

DHMF – (Bis(hydroxmethyl)furan)

Polyuretan and polyesters

• Biofuels • Chemicals

• Biofuels • Chemicals • Food and feed

Chemical conversion Water based chemistry

Food end feed

"Biorefinery is a sustainable processing of biomass into several products and energy"

• Carbohydrates • Proteins • Minerals • Bioactives

Value chain biorefinery: ~300 Billion $ in 2020 (The World Economic Forum )

Thermochemical conversion Hydrothermal conditions

Biochemical/-technological conversion High viscosity

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SINTEF Fisheries and Aquaculture

Seedlings production

Sea cultivation Harvesting Pre-treatment,

storage Processing Distribution Market

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Pharmaceuticals

Health feed

Bioactive chemicals

Food ingredients

Food

Feed ingredients

Fertilizers

Bioenergy

Platform chemicals

Value

Volume

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SINTEF Fisheries and Aquaculture

Challenges

Industry: • Marked pull • Immature technology Research: • Large variations in production (volumes) • Large variations in chemical composition • Footprints

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SINTEF Fisheries and Aquaculture 13

Thanks to SINTEF for the priority project 'Biobased

products from sustainable sources (seaweed)'

Thank you

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