Cleaner fish

The emeritus professor of functional ecology at the University of Glasgow, who is one of the world’s preeminent experts on fish behaviour, discusses salmon welfare, nesting sticklebacks… and a near death experience while at work.

Although lagging behind Norway, research into the use of Pacific cleaner fish species to combat lice issues is showing some promise.

Jim Treasurer, editor of the first ever comprehensive review of the use of wrasse, lumpsuckers and other cleanerfish species on salmon farms, explains the significance of the new book

A research project led by Felix Scholz, a veterinarian with The Fish Vet Group (FVG) in Galway, has recorded a pathogenic impact of the microsporidian Tetramicra brevifilum in lumpfish for the first time. Here he explains the significance of his findings to Th…

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 be high on the agenda.

Dr Andrew Davie argues that, despite the struggles of Europe's cod and tuna aquaculture industries, there is still scope for the region’s fish farmers to diversify from the production of salmonid species.

A comprehensive overview of the development of Europe’s marine finfish aquaculture industry over the last five years is now available to view online.

Fish Vet Group Norge has recently hired Marta Alarcón – a fish health specialist with a strong background in researching cardiomyopathy syndrome (CMS) in Atlantic salmon and diseases in lumpfish.

Encouraged by the success of cleanerfish in other salmon-producing regions, as well as improved access to a number of other novel methods to combat lice, Grieg Seafood Shetland is hoping to move away from a reliance on medicinal treatments – a goal that has be…

A grading system, which can sort even lumpfish as small as 0.5 grams, is now commercially available, following the development of a novel design by Stofnfiskur and Vaki, a Division of Pentair Aquatic Eco-Systems.

There is increasing evidence that farmers can augment brain growth in their fish by mimicking aspects of their natural habitat in farm sites. But, from a welfare point of view, are bigger brains a blessing or a curse?