To keep up to date with the latest personnel changes across the seafood industry, SeafoodSource is compiling a regular round-up of hiring announcements and
Responsibility Monday, 3 May 2021 Bonnie Waycott
Bioretur converts farmed fish sludge into a powder fertilizer as demand for ‘circular economy’ technologies grows
To capture nutrients from land-based salmon facilities, a Norwegian company uses hot air or frictional heat to dry the sludge into a powder, which is then transported to a centralized facility and turned into fertilizer. Photo courtesy of Grieg Seafood Finnmark.
The intensification of aquaculture has led to more inputs and increased amounts of fish waste, or fish sludge, from production systems. For Norway’s world-leading farmed salmon sector, much of this waste is disposed of at sea, le