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, states research from The Research Council of Norway.
Based on extensive studies carried out in the last five years, University of Maine Ph.D. student Kevin Neves and the University of Maines Center for Cooperative Aquaculture Research (CCAR) Director Nick Brown have determined that cod living at high densities a…
