Ioannis Vatsos

Fakultet for biovitenskap og akvakultur
Bodø, Hoved Campus 2077



Diplomate and Board member of the European Veterinary College of Aquatic Animal Health (ECAAH).

PhD in Aquatic Veterinary Studies, Institute of Aquaculture, Stirling University, Scotland, UK.

Master's degree in Aquatic Veterinary Studies/Pathobiology, Institute of Aquaculture, Stirling University, Scotland, UK.

Bachelor's degree (PTYCHIO) in Veterinary Medicine, Aristotle University of Thessaloniki, Greece.

Previous employment

Lecturer/Assistant Professor in Farming and Pathology of Aquatic Organisms at the Faculty of Veterinary Medicine, Aristotle University of Thessaloniki, Greece.

Research Scientist, Institute of Aquaculture, Hellenic Centre for Marine Research (H.C.M.R.), Athens, Greece.

Visiting Associate Lecturer Ichthyology-Aquaculture, University of Ioannina, Department of Biological Applications and Technologies, Greece.

Research Projects Manager in SELONDA AQUACULTURE SA, Greece, responsible for projects related with the health of reared fish.

Field of expertise

Farming and diseases of aquatic organisms, with emphasis on microbiology and histology.

Courses Taught/Supervision


General Microbiology (Bachelor level), General Histology (Bachelor level), Principles in Animal Experimentation (PhD level).


Ichthyology (Bachelor level), Fish Farming and Fish Diseases (Bachelor level), Fish Histology (Master level) .

Nutritional Profiling of Wild (Pangasius pangasius) and Farmed (Pangasius hypophthalmus) Pangasius Catfish with Implications to Human Health 2022, Fishes: Volum 7;Chakma, Suprakash; Rahman, Md Arifur; Siddik, Muhammad A.B.; Hoque, Sazedul; Islam, S M Majharul; Vatsos, Ioannis
Utilization of Nannochloropsis oceanica in plant-based feeds by Atlantic salmon (Salmo salar) 2022, Aquaculture: Volum 561;Liu, Cui; Palihawadana, Anjana Mahesh; Nadanasabesan, Nimalan; Vasanth, Ghana Kalerammana; Vatsos, Ioannis; Dias, Jorge
Replacement of fishmeal with plant protein in the diets of juvenile lumpfish (Cyclopterus lumpus, L. 1758): Effects on digestive enzymes and microscopic structure of the digestive tract 2022, Aquaculture: Volum 561;Willora Arachchilage, Florence Chandima Perera; Vatsos, Ioannis; Mallioris, Panagiotis; Francesco, Bordignon; Keizer, Sven; Martinez-Llorens, Silvia
Management of Hypercholesterolemia Through Dietary ß-glucans–Insights From a Zebrafish Model 2022, Frontiers in Nutrition: Volum 8;Gora, Adnan Hussain; Rehman, Saima; Kiron , Viswanath; Dias, Jorge; Fernandes, Jorge Manuel de Oliveira; Olsvik, Pål Asgeir
Micromorphological changes in the intestine of market ready Atlantic salmon fed on different microalgae biomass 2023,;Kiron, Viswanath; Nimalan, Nadanasabesan; Giulia, Micallef; Vatsos, Ioannis; Katerina, Kousoulaki; Dorinde M M, Kleinegris
IMPROVED HEALTH STATUS OF ATLANTIC SALMON (SALMO SALAR) DURING SMOLTIFICATIONS AFTER REPLACING FISH OIL WITH ALGAL OIL 2022,;Islam, S M Majharul; Willora Arachchilage, Florence Chandima Perera; Gupta, Shruti; Santigosa, Ester; Carr, Ian; Zatti, Kyla
The combination of two lactic acid bacterial species has greater potential to alleviate soybean meal-induced enteritis compared to the single use of each species 2021,;Nadanasabesan, Nimalan; Sørensen, Solveig Lysfjord; Feckaninovà, Adriàna; Koščová, Jana; Mudroňová, Dagmar; Gancarčíková, Soňa
DIETARY INTERVENTION STRENGTHENS THE SKIN PROTECTIVE BARRIER OF ATLANTIC SALMON (Salmo salar) 2019,;Nadanasabesan, Nimalan; Fečkaninová, Adriána; Mudroňová, Dagmar; Sørensen, Mette; Vatsos, Ioannis; Kiron , Viswanath
EFFECTS OF DIFFERENT DIETS AND INCORPORATION OF PROBIOTICS ON THE SKIN MORPHOLOGY OF ATLANTIC SALMON (SALMO SALAR) 2019,;Vatsos, Ioannis; Nadanasabesan, Nimalan; Fečkaninová, Adriána; Koščová, Jana; Mudroňová, Dagmar; Kiron, Viswanath
Evaluation of skin mucous cells of Atlantic salmon (Salmo salar) fed plant-based diets and probiotics 2019,;Nadanasabesan, Nimalan; Sørensen, Mette; Kiron , Viswanath; Vatsos, Ioannis; Fečkaninová, Adriána; Koščová, Jana
Microalgae and terrestrial ingredients in Feed for Spotted Wolffish 2017,;Ulset, A.K; Johnsen, I.H.; Knutsen, Helene Rønquist; Ottesen, O.H; Sørensen, Mette; Vatsos, Ioannis
Polymorphus ardeae Belopolskaja, 1958 (Acanthocephala) infection in sea bass (Dicentrarchus Labrax Linnaeus, 1758) in Greece. 2016,;Oyreilidis, K; Ragias, B; Vatsos, Ioannis; Fasseas, K; Kolygas, M,N; Athanassopoulou, F
Utilization of winery by-products in gilthead sea bream (Sparus aurata) diets 2014,;Faldamis, A; Vatsos, Ioannis; Ilia, V; Kouroupakis, E; Aggelis, G; Pantazis, P
Isolation and Identification of the bacterium Vibrio harveyi from marine fish cultured in Greece. 2009,;Yiagnisis, Maria; Bithava, C; Angelidis, Panagiotis; Vatsos, Ioannis; Athanassopoulou, F
Effects of four levels of oxygen on the growth of sea bass (Dicentrarchus labrax) 2006,;Vatsos, Ioannis; Kalogiros, H; Yiagnisis, Maria; Alexis, Maria
Performance parameters of sea bass (Dicentrarchus labrax) fed diets containing different legumes over a long rearing period. 2006,;Fountoulaki, E; Alexis, Maria; Koussoulaki, K; Nikolopoulou, D; Karacostas, Ioannis; Nengas, Ioannis
Novel treatments of Myxosporidia in Mediterranean fish and immunological response. 2003,;Athanassopoulou, F; Karagouni, E; Dotsika, E; Vatsos, Ioannis; Tavla, J; Christofilloyanis, P