Europe

A side-by-side comparison of conventional and insect-based aquafeed ingredients has found that insect meals and oils come with a larger carbon footprint and require more energy to produce than marine ingredients – but this discrepancy might be short-lived.

Though seaweed operations are diverse – specialising in various species and operating in different economic circumstances – today’s macroalgae practitioners need to stay grounded in science as they work towards their scale and sustainability goals for 2030.

A Dutch startup is planning to integrate aquaculture of seaweed and bivalve shellfish into floating breakwaters – simultaneously protecting fragile coastlines, providing ecosystem services and potentially producing seafood.

According to Ohad Maiman, founder and CEO of The Kingfish Company, they can indeed – although he warned that sustainability is by no means “a free pass” to profitability.

The latest 1810 Ultra syringe design from Socorex brings medical-grade precision to the aquaculture vaccination sector – in the process generating a range of advantages, not least to fish welfare and operator accuracy.

Mark Bowkett, CEO of Aquamonitrix, explains the dangers of elevated nitrogen levels in RAS facilities and why he believes that the company’s novel sensor can help to not only prevent mass mortalities, but also help to improve feed conversion ratios and growth …

Results from an integrated multi-trophic aquaculture (IMTA) project with sea cucumbers and marine finfish show that the system is feasible, but practitioners need to refine their designs to ensure the sea cucumbers thrive.

Results of a new study by researchers at Nofima suggest that peracetic acid can safely be used as a water disinfectant in recirculating aquaculture systems (RAS) that contain salmon parr.