Blar i Brage IMR på forfatter "Ghebretnsae, Dawit Berhe"
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Distribution of Kudoa thyrsites (Cnidaria, Myxozoa) myoliquefactive stages in Northeast Atlantic mackerel (Scomber scombrus) inferred from qPCR and histology
Giulietti, Lucilla; Johansen Nedberg, Heidi; Karlsbakk, Egil Erlingsson; Marathe, Nachiket Prakash; Storesund, Julia Endresen; Mæhle, Stig; Fiksdal, Ingrid Uglenes; Ghebretnsae, Dawit Berhe; Levsen, Arne (Peer reviewed; Journal article, 2022)Kudoa thyrsites is a myxosporean parasite (Cnidaria, Myxozoa) that infects the skeletal and cardiac muscle of Northeast Atlantic (NEA) mackerel (Scomber scombrus). Heavy infections are associated with post-mortem myoliquefaction ... -
Experimental transmission of piscine orthoreovirus-1 (PRV-1) in different life stages of Atlantic salmon (Salmo salar) and brown trout (Salmo trutta)
Kannimuthu, Dhamotharan; Roh, HyeongJin; Morton, Hugh Craig; Penaranda, Ma Michelle Demogina; Vossgård, Anne; Hansen, Tom Johnny; Fjelldal, Per Gunnar; Karlsbakk, Egil Erlingsson; Fiksdal, Ingrid Uglenes; Dahle, Maria; Berg-Rolness, Hakon Schau; Mæhle, Stig; Ghebretnsae, Dawit Berhe; Nordbø, Joachim; Patel, Sonal; Madhun, Abdullah Sami; Grove, Søren; Kvamme, Bjørn Olav (Peer reviewed; Journal article, 2023)Piscine orthoreovirus -1 (PRV-1) causes the disease heart and skeletal muscle inflammation (HSMI) in farmed Atlantic salmon, and the virus has been detected in wild anadromous Atlantic salmon and brown trout. However, the ... -
Kunnskapsstøtte om miljøeffekter av kobber. Delrapport I
Grøsvik, Bjørn Einar; Ghebretnsae, Dawit Berhe; Mortensen, Stein; Sævik, Pål Næverlid (Rapport fra havforskningen;2022 - 50, Research report, 2023)Vi har sammenstilt kunnskap om bruk av kobber som grohemmende middel på nøter i norsk oppdrettsnæring med hvor mye som kommer fra fôrspill og fekalier, med grenseverdier fra fôr, kystvann og sediment. Vi viser også kobbernivå ... -
Long-term persistence of piscine orthoreovirus-1 (PRV-1) infection during the pre-smolt stages of Atlantic salmon in freshwater
Kannimuthu, Dhamotharan; Roh, HyeongJin; Penaranda, Ma Michelle Demogina; Wessel, Øystein; Mæhle, Stig; Ghebretnsae, Dawit Berhe; Nordbø, Joachim; Kvamme, Bjørn Olav; Morton, Hugh Craig; Grove, Søren (Peer reviewed; Journal article, 2023)Piscine orthoreovirus (PRV) causes heart and skeletal muscle inflammation (HSMI) in farmed Atlantic salmon. During salmon production cycles, HSMI has predominantly been observed after seawater transfer. More recently, ... -
The surveillance and control programme for bonamiosis and marteiliosis in European flat oysters, Ostrea edulis, and blue mussels, Mytilus sp. in Norway in 2020
Mortensen, Stein; Skår, Cecilie Kristin; Bøgwald, Mats; Ghebretnsae, Dawit Berhe; Jelmert, Anders (Rapport fra havforskningen;2021 - 21, Research report, 2021)The surveillance programme is carried out by the Institute of Marine Research according to a contract with the Norwegian Food Safety Authority. Samples were collected from one oyster farm, four wild oyster populations, one ... -
The surveillance and control programme for bonamiosis and marteiliosis in European flat oysters, Ostrea edulis, and blue mussels, Mytilus sp. in Norway in 2021
Mortensen, Stein; Skår, Cecilie Kristin; Bøgwald, Mats; Ghebretnsae, Dawit Berhe; Jelmert, Anders (Rapport fra havforskningen;2022 - 7, Research report, 2022)The surveillance programme is carried out by the Institute of Marine Research according to a contract with the Norwegian Food Safety Authority. In 2021, samples were collected from one oyster farm, one wild, commercially ... -
The surveillance and control programme for bonamiosis and marteiliosis in European flat oysters, Ostrea edulis, and blue mussels, Mytilus sp. in Norway in 2022
Mortensen, Stein; Skår, Cecilie Kristin; Bøgwald, Mats; Ghebretnsae, Dawit Berhe; Skaftnesmo, Kai Ove; Jelmert, Anders (Rapport fra havforskningen;2023 - 25, Research report, 2023)The surveillance programme is carried out by the Institute of Marine Research according to a contract with the Norwegian Food Safety Authority. In 2022, samples were collected from an area in Agder where flat oysters and ...