Blar i Department of Biological Sciences på forfatter "Jørgensen, Katarina Mariann"

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    • Investigating the frequency of triploid Atlantic salmon in wild Norwegian and Russian populations 

      Jørgensen, Katarina Mariann; Wennevik, Vidar; Sørvik, Anne Grete Eide; Unneland, Laila; Prusov, Sergey; Ayllon, Fernando; Glover, Kevin (Peer reviewed; Journal article, 2018-10-03)
      Background Fish may display variations in ploidy, including three sets of chromosomes, known as triploidy. A recent study revealed a frequency of ~ 2% spontaneous (i.e., non-intentional) triploidy in domesticated Atlantic ...

    • Judging a salmon by its spots: Environmental variation is the primary determinant of spot patterns in Salmo salar 

      Jørgensen, Katarina Mariann; Solberg, Monica Favnebøe; Besnier, Francois; Thorsen, Anders; Fjelldal, Per Gunnar; Skaala, Øystein; Malde, Ketil; Glover, Kevin (Peer reviewed; Journal article, 2018-04-12)
      Background. In fish, morphological colour changes occur from variations in pigment concentrations and in the morphology, density, and distribution of chromatophores in the skin. However, the underlying mechanisms remain ...