San Francisco-based packaging company BluWrap said it successfully demonstrated it can extend the shelf life of fresh salmon by as much as 20 days.

The company unveiled the results of a fresh fish challenge with Sinkaberg Hansen, the Norwegian University of Science and Technology (NTNU), and Kystlab-PreBio (Pre-BIO), where fresh Norwegian salmon held for 20 days in the BluWrap system performed identically to fresh salmon kept on ice for three days after slaughter.

The tests specifically measured and compared freshness characteristics including microbiological, sensory, physical and chemical analyses between the salmon in BluWrap and the same product on ice, to prove there is a viable alternative to shipping using the existing Norwegian logistics network.

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