Wrasse

Cleaner fish were widely adopted as a “natural” solution to sea lice in salmon aquaculture, but large-scale evidence now shows inconsistent efficacy, poor welfare, and high mortality. Our recently…

Otter Ferry Seafish - one of the UK’s oldest fish farming companies – has entered into a new chapter as 100 percent of the company’s shareholding has been acquired by Amar Seafood.

Research into the formulation and delivery of vaccines to safeguard cleaner fish in salmon farms from bacterial disease has been given a funding boost, following a successful first phase.

UK citizens are being invited to respond to a review of of the Soil Association's organic aquaculture standards.

Jim Treasurer, co-editor of a new comprehensive publication on sea lice, looks back on over three decades of working to combat aquaculture’s best known and most costly ectoparasites.

A new video tool promises to reveal which cleaner fish are bold and which are bashful, helping Scotland’s salmon producers identify the best delousing candidates for their cages.

Stephen Woods, who has been with Scottish Sea Farms for 27 years, and farm manager of Charlotte’s Bay near Oban for the past 12 of those, was named Finfish Farmer of the Year at the recent…

Cleanerfish like ballan wrasse are a core component of the Atlantic salmon industry’s lice control strategy, but for the wrasse to stay healthy and eat sea lice, they must be given an aquafeed that…

Graduates are being invited to apply for two fully-funded MSc places at Swansea’s Centre for Sustainable Aquatic Research (CSAR).

A Scottish startup has received £125,000 from the Seafood Innovation Fund (SIF) to explore the benefits of using natural kelp structures as hides for cleaner fish on salmon farms.

A project that aims to optimise the formulation and delivery of a key vaccination given to protect ballan wrasse from disease, which could unlock the greater use of cleaner fish to control sea lice…

A new project aims to produce ballan wrasse that are more effective at eating sea lice on salmon farms.

New research suggests that using lumpfish or ballan wrasse to combat sea lice in offshore fish farms isn’t workable – the strong currents and extreme weather conditions leave them at risk of…

A series of feed trials suggests that farmed ballan wrasse should not be given extruded feed, as it has been linked to the development of skeletal deformities, although further research is still…

A novel virus, which is associated with high mortality shortly after hatching, has been discovered in farmed juvenile ballan wrasse.

Scottish salmon farmers have welcomed a new consultation on the merits of introducing legally binding rules to control the harvesting of wrasse for use as cleaner fish.

Farmed mussels are showing promising results as a feed for wrasse used as cleaner fish in the fight against sea lice in the salmon aquaculture sector.

Two of Scotland’s leading fish farming companies have helped to close the cycle of ballan wrasse – successfully breeding from farm-raised broodstock.

A new film by Scottish Sea Farms illustrates the development of the use of wrasse to pick parasites off salmon in marine pens.

Eirik Sigstadstø, R&D director at the Norwegian Research Fund (FHF), has high hopes for next week’s sea louse control conference in Trondheim, in which the use of lumpfish and wrasse are set to…