The Research Council of Norway

Super first feed soon ready to serve

They can be stored for months and then hatch in seawater within 24 hours. Production of copepods, the ultimate live feed for Ballan wrasse and the fry of other marine fish species, can soon be industrialised.

dateAug 27, 2012 in Plants & Animals
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Finicky young wrasse want shrimp

Ballan wrasse are picky eaters when young. As adults, they eat sea lice off the skin of salmon – which makes them valuable to fish farmers. But as juveniles, wrasse want to be served shrimp.

dateAug 27, 2012 in Ecology
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New promise in sea lice-eating lumpfish

Ballan wrasse and goldsinny wrasse are currently the principal biological weapons to fight sea lice at fish farms in Trøndelag county and further south. As these two species are sensitive to cold temperatures, ...

dateAug 27, 2012 in Ecology
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Finding the nano-needle in the haystack

Norwegian researchers are among the first in the world to use radioactivity to trace nanoparticles in experimental animals and soil. Their findings have made it easier to identify any negative environmental ...

dateAug 16, 2012 in Bio & Medicine
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Genome provides new weapon against sea lice

An international team of researchers has now sequenced nearly the entire genetic material of the sea louse. On 1 March the Institute of Marine Research gave the world open access to this research source, which ...

dateMay 29, 2012 in Biotechnology
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Much to gain by optimizing delousing

New research shows that the efficacy of delousing efforts is greatly affected by the materials used in constructing a well boat’s tank for mixing the delousing agent. This knowledge has now led to improvements ...

dateMay 28, 2012 in Ecology
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