, Ostfold Museum Foundation, Norway

• Fauna norvegica Vol. 41 (2021) - Articles
  Alien amphipods (Arthopoda; Crustacea) in the Tista Estuary, Halden, southeastern Norway
  Abstract  PDF
• Fauna norvegica Vol. 36 (2016) - Articles
  The aquatic glacial relict fauna of Norway – an update of distribution and conservation status
  Abstract  PDF
• Fauna norvegica Vol. 40 (2020) - Articles
  The invasive amphipod Gammarus tigrinus Sexton, 1939 conquering the north of Europe using a new pathway: the first recordings from Norway
  Abstract  PDF