Hesthagen, Trygve, Norway

• Fauna norvegica Vol. 38 (2018) - Articles
  Distribution of non-native brook trout (Salvelinus fontinalis) across Norwegian waterbodies – is it an invasive species?
  Abstract  PDF
• Fauna norvegica Vol. 40 (2020) - Articles
  The freshwater shrimp Gammarus lacustris (Malacostraca, Amphipoda) in lakes on the Hardangervidda mountain plateau, southern Norway: distribution and environmental requirements
  Abstract  PDF
• Fauna norvegica Vol. 40 (2020) - Articles
  The viability of the crustacean Eurycercus lamellatus (Branchiopoda, Cladocera) in a high mountain area in southern Norway
  Abstract  PDF
• Fauna norvegica Vol. 39 (2019) - Articles
  Environmental conditions limit the distribution of Lepidurus arcticus (Branchiopoda, Notostraca) in lakes on the Hardangervidda mountain plateau, Southern Norway
  Abstract  PDF