Kari Olli Helgesen

Quantitative risk assessment of salmon louse-induced mortality of seaward-migrating post-smolt Atlantic salmon

Anja Bråthen Kristoffersen, Lars Qviller, Kari Olli Helgesen et al. · Epidemics · 2017 · 101 citations · Full text

Deltamethrin resistance in the sea louse <i><scp>C</scp>aligus rogercresseyi</i> (<scp>B</scp>oxhall and <scp>B</scp>ravo) in <scp>C</scp>hile: bioassay results and usage data for antiparasitic agents with references to <scp>N</scp>orwegian conditions

Kari Olli Helgesen, Sandra Bravo, Sigmund Sevatdal et al. · Journal of Fish Diseases · 2014 · 76 citations

First report of reduced sensitivity towards hydrogen peroxide found in the salmon louse Lepeophtheirus salmonis in Norway

Kari Olli Helgesen, Harriet Romstad, Stian Mørch Aaen et al. · Aquaculture Reports · 2015 · 71 citations · Full text

Trends in de-lousing of Norwegian farmed salmon from 2000–2019—Consumption of medicines, salmon louse resistance and non-medicinal control methods

Elena Myhre Jensen, Tor Einar Horsberg, Sigmund Sevatdal et al. · PLoS ONE · 2020 · 59 citations · Full text

Dietary Exposure, Salmon Louse Resistance, Salmon Louse +15

Mechanism behind Resistance against the Organophosphate Azamethiphos in Salmon Lice (Lepeophtheirus salmonis)

Kiranpreet Kaur, Kari Olli Helgesen, Marit Jørgensen Bakke et al. · PLoS ONE · 2015 · 49 citations · Full text

Genetics, Molecular Genetics, Genomics +22