Posts by Janice Johnston

In recirculating aquaculture systems (RAS) with increased stock densities and levels of water reuse, wastes accumulate rapidly. Sophisticated systems are required that can remove both particulate and dissolved organic wastes. Conventional methods, such as microscreen filters and sedimentation tanks, do not remove fine colloidal solids. Today’s protein skimmers with ozone injection, however, have changed the…

In 2019, the entry into the global aquaculture market by BIO-UV Group, a water treatment specialist for over 20 years, took a further step forward with the acquisition of Triogen®, the Scotland-based manufacturer of UV, Ozone and AOP systems. Ozone is a simple and effective way to break down particles and remove contaminants in water…

Balmoral blutanQ coated steel tanks, developed specifically for RAS, are built to last. That’s the message from Jonathan Smith, Sales Director at Balmoral Tanks. He adds: “They are easy to install, clean and maintain, while all tank fixtures, nuts, bolts etc are capped or coated to prevent corrosion. “Tanks can be specified for exact species…

World Feeds Managing Director Peter Kersh and Sales Director Tom Noble were in attendance at the International Lumpfish Conference, organised by the Sustainable Aquaculture Innovation Centre (SAIC), to discuss everything the company is doing for lumpfish feeding and welfare. With the majority of cleaner fish sites across Scotland converted to its innovative VAF Feed Block…

Dyneema® has developed the first ever bio-based HMPE fibre which is sourced from renewable mass-balanced feedstock. This innovation helps to reduce the reliance on fossil fuel while maintaining the same performance, strength and longevity as conventional Dyneema® fibre. Aquaculture nets made with bio-based Dyneema® fibre have a carbon footprint up to seven times lower than…