Ioannis Vatsos
Professor
Faculty of Biosciences and Aquaculture
Background
Education
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
Currently
General Microbiology (Bachelor level), General Histology (Bachelor level), Principles in Animal Experimentation (PhD level).
Previously
Ichthyology (Bachelor level), Fish Farming and Fish Diseases (Bachelor level), Fish Histology (Master level) .
2024
Mucosal barrier status in Atlantic salmon fed rapeseed oil and Schizochytrium oil partly or fully replacing fish oil through winter depression 2024, Fish and Shellfish Immunology: Volum 149 Islam, S M Majharul; Willora Arachchilage, Florence Chandima Perera; Sørensen, Mette; Rbbani, Md Golam; Siddik, Muhammad A.B.; Zatti, Kyla
Earthworm, Perionyx excavatus as an alternate protein source for Nile tilapia: Effects on growth performance, blood biochemistry, erythrocyte morphology and intestinal health 2024, Aquaculture International: Volum 32 Das, Bethi; Islam, S M Majharul; Nag, Sudipta Kumar; Vatsos, Ioannis; Siddik, Muhammad A.B.; Azim, Al
Insect meal in aquafeeds: A sustainable path to enhanced mucosal immunity in fish 2024, Fish and Shellfish Immunology: Volum 150 Islam, S M Majharul; Siddik, Muhammad A. B.; Sørensen, Mette; Brinchmann, Monica Fengsrud; Thompson, Kim; Francis, David
2023
Supplementation of lactic acid bacteria has positive effects on the mucosal health of Atlantic salmon (Salmo salar) fed soybean meal 2023, Aquaculture Reports: Volum 28 Nimalan, Nadanasabesan; Sørensen, Solveig Lysfjord; Fečkaninová, Adriána; Koščová, Jana; Mudroňová, Dagmar; Gancarčíková, Soňa
Effects of n-3 HUFA-enriched Artemia on growth, biochemical response, skeletal morphology and stress resistance of Asian sea bass (Lates calcarifer) larvae reared at high temperature 2023, Aquaculture: Volum 574 s. 1-9 Pham, Hung; Siddik, Muhammad A.B.; Rahman, Md Arifur; Huynh, Lan Tuyet; Nahar, Ashfagun; Vatsos, Ioannis
2022
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
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
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
Selenium-Enriched Spirulina (SeE-SP) Enhance Antioxidant Response, Immunity, and Disease Resistance in Juvenile Asian Seabass, Lates calcarifer 2022, Antioxidants: Volum 11 Siddik, Muhammad A.B.; Vatsos, Ioannis; Rahman, Md Arifur; Pham, Hung Duc
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
2021
Modulation of intestinal health and hepatic vacuolation in gilthead sea bream (Sparus aurata) juveniles by a mixture of dietary esterified butyrins, emulsifiers from plants and yeast extracts at low and high fish meal inclusion 2021, Animal Feed Science and Technology: Volum 284 Mallioris, Panagiotis; Kotzamanis, Yannis; Vardali, Sofia; Roussos, Efstratios; Ilia, Vasiliki; Paschali, Elissavet
Mucosal barrier status in Atlantic salmon fed marine or plant-based diets supplemented with probiotics 2021, Aquaculture: Volum 547 Nadanasabesan, Nimalan; Sørensen, Solveig Lysfjord; Fečkaninová, Adriána; Koščová, Jana; Mudroňová, Dagmar; Gancarčíková, Soňa
Animal Welfare Issues in Capture-Based Aquaculture 2021, Animals: Volum 11 Chandararathna, Uthpala; Iversen, Martin Haugmo; Korsnes, Kjetil; Sørensen, Mette; Vatsos, Ioannis
2020
High taurine supplementation in plant protein-based diets improves growth and organoleptic characteristics of European seabass (Dicentrarchus labrax) 2020, Scientific Reports: Volum 10 Kotzamanis, Yannis; Tsironi, Theofania; Brezas, Andreas; Grigorakis, Kriton; Ilia, Vassiliki; Vatsos, Ioannis
2019
Taurine supplementation in high-soy diets affects fillet quality of European sea bass (Dicentrarchus labrax) 2019, Aquaculture: Volum 520 Kotzamanis, Yannis; Kumar, Vikas; Tsironi, Theofania; Grigorakis, Kriton; Ilia, Vasiliki; Vatsos, Ioannis
2015
Use of frozen mussel (Mytilus galloprovincialis) and mussel meal in the diet of sea bass (Dicentrarchus labrax Linnaeus, 1758) and sea bream (Sparus aurata Linnaeus, 1758) fingerlings – a preliminary study 2015, Aquaculture Research: Volum 46 s. 252-256 Anagnostidis, Akrivos ; Michailidou, Maria; Vatsos, Ioannis; Tsopelakos, A; Miliou, H; Angelidis, Panagiotis
Integrated aquaculture - An old concept with new applications in Greece 2015, International Journal of Data Analysis Techniques and Strategies: Volum 7 s. 129-140 Vatsos, Ioannis; Angelidis, Panagiotis; Theodoridis, Alexandros; Batzios, Christos
2014
Seaweed extracts as antimicrobial agents in aquaculture 2014, Journal of Applied Phycology: Volum 27 s. 2017-2035 Vatsos, Ioannis N.; Rebours, Celine
2013
Effect of culture system on the prevalence of parasites of the Mediterranean mussel Mytilus galloprovincialis (Lamark, 1819) 2013, Journal of the Hellenic Veterinary Medical Society: Volum 64 s. 113-122 Karagiannis, Dimitrios; Vatsos, Ioannis N; Theodoridis, Alexandros; Angelidis, Panagiotis
2012
Evaluation of six anaesthetics for use with the Mediterranean mussel Mytilus galloprovincialis. 2012, Israeli Journal of Aquaculture (Bamidgeh): Vatsos, Ioannis; Angelidis, Panagiotis
Haematological and immunological responses of sea bass
(Dicentrarchus labrax) to a short-term exposure to increased
water levels of nitrate 2012, Iranian Journal of Fisheries Sciences (IJFS): Volum 11 s. 430-439 Vectesi, D; Kotzamanis, Yannis; Henry, Morgan; Vatsos, Ioannis
Identification of Tenacibaculum maritimum strains from marine farmed fish in Greece. 2012, The Veterinary Record: Kolygas, Markos; Gourzioti, E; Vatsos, Ioannis; Athanassopoulou, Efi
2011
Human diseases associated with fish pathogens 2011, Scientific Annals of the Danube Delta Institute: Volum 17 s. 99-104 Vatsos, Ioannis; Angelidis, Panagiotis
Effects of atrazine on the viability and the formation of byssus of the mussel Mytilus galloprovincialis 2011, Aquaculture International: Volum 19 s. 103-110 Karagiannis, Dimitrios; Vatsos, Ioannis; Angelidis, Panagiotis
2010
Water quality and fish diseases 2010, Journal of the Hellenic Veterinary Medical Society: Volum 61 s. 40-48 Vatsos, Ioannis; Angelidis, Panagiotis
Monitoring stress in fish by applying image analysis to their skin mucous cells. 2010, European journal of histochemistry: Volum 54 s. 107-111 Vatsos, Ioannis, N; Kotzamanis, Yannis; Henry, Morgan; Angelidis, Panagiotis; Alexis, Maria
2009
Surgical excision of skin folds from the head of a goldfi sh Carassius auratus (Linnaeus 1758) 2009, The European Journal of Companion Animal Practice (EJCAP): Volum 19 s. 49-52 Angelidis, Panagiotis; Vatsos, Ioannis; Karagiannis, Dimitrios
2008
Aquaculture Bacterial Bank in Greece; Methodology and first results. 2008, Scientific Annals of the Danube Delta Institute: Angelidis, Panagiotis; Yiagnisis, Maria; Vatsos, Ioannis; Bitchava, Konstantina; Teliousis, Konstantinos; Solomakos, N
2007
First report of Listonella anguillarum isolation from diseased big scale sand smelt, Atherina boyeri Risso 1810, in Limnos, Greece 2007, Bulletin of The European Association of Fish Pathologists: Volum 27 s. 62-70 Yiagnisis, Maria; Vatsos, Ioannis; Kyriakou, C; Alexis, Maria
Review of disease interactions and pathogen exchange between farmed and wild finfish and shellfish in Europe. 2007, Raynard, R; Wahli, Thomas; Vatsos, Ioannis; Stein, Mortensen
2006
Ceratomyxa spp. (Myxosporea) infection in cultured shi drum (Umbrina cirrosa) and cultured brown meagre (Sciaena umbra) from Greece. 2006, Bulletin of The European Association of Fish Pathologists: Volum 26 s. 85-88 Vatsos, Ioannis; Yiagnisis, Maria; Karacostas, Ioannis
2004
Efficacy and toxicity of orally administrated anti-coccidial drugs for innovative treatments of Myxobolus spp. infection in Puntazzo puntazzo. 2004, Diseases of Aquatic Organisms: Volum 62 s. 217-226 Athanassopoulou, F; Karagouni, E; Dotsika, E; Ragias, V; Tavla, J; Christofilloyanis, P
2003
Starvation of Flavobacterium psychrophilum in broth, stream water and distilled water. 2003, Diseases of Aquatic Organisms: Volum 56 s. 115-126 Vatsos, Ioannis; Thompson, Kim; Adams, Alexandra
2002
Development of in situ hybridization and immunofluorescent antibody technique (IFAT) to detect Flavobacterium psychrophilum, in water samples. 2002, Aquaculture Research: Volum 33 s. 1087-1090 Vatsos, Ioannis; Thompson, Kim; Adams, Alexandra
2001
Adhesion of the fish pathogen Flavobacterium psychrophilum to unfertilized eggs of rainbow trout (Oncorhynchus mykiss) and n-hexadecane 2001, Letters in Applied Microbiology: Volum 33 s. 178-182 Vatsos, Ioannis; Thompson, Kim; Adams, Alexandra
2023
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
2022
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
2021
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
2019
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
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
2017
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
2016
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
2014
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
2013
Effects of high dietary inclusion of soybean meal and navita 3010 soy supplemented with taurine on growth performance and muscle composition of European sea bass (Dicentrarchus labrax). 2013, Kotzamanis, Yannis; Vatsos, Ioannis; Cremer, M; Ilia, V; Pyrenis, G; Zonaras, V
2012
Identification of Tenacibaculum maritimum strains from marine farmed fish in Greece 2012, The Veterinary Record: Kolygas, MN; Gourzioti, E; Vatsos, Ioannis ; Athanassopoulou, F
Taurine supplementation of low fish meal diets improves growth performance and quality of european sea bass Dicentrarchus labrax. 2012, Kotzamanis, Yannis; Karacostas, Ioannis; Grigorakis, K; Vatsos, Ioannis; Van Eys, J; Cremer, M
2011
Εffects of high dietary inclusion of soybean meal and soy protein concentrate supplemented with different levels of taurine on growth performance and muscle composition of juvenile European sea bass (Dicentrarchus labrax). 2011, Kotzamanis, Yannis; Van Eys, J; Karacostas, Ioannis; Grigorakis, K; Vatsos, Ioannis; Andersen, M
2010
Use of the nitrogen of oyster culture effluent by the marine microalgae Isochrysis AFF. Galbana (CLONE T-ISO). 2010, Symeonidis, C; Angelidis, Panagiotis; Kamarianos, A; Vatsos, Ioannis; Batzios, C
Effects of partial replacement of fish meal by soybean meal supplemented with different forms of synthetic amino acids on growth performance, serum chemistry, hepatic enzymatic activity and histology of juvenile European sea bass (Dicentrarchus labrax). 2010, Kotzamanis, Yannis; Van Eys, J; Taylor, S; Karacostas, Ioannis; Andersen, M; Cremer, M
Effects of oregano oil incorporated in the feed, on the development of histopathological lesions caused by the fish bacterial pathogen Photobacterium damselae subsp. piscicida in reared sea bream (Sparus aurata L.). 2010, Yiagnisis, Maria; Vatsos, Ioannis; Bithava, C; Alexis, Maria; Athanassopoulou, F
2009
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
2008
Evaluation of partial substitution of dietary fish meal by soybean meal supplemented with synthetic amino acids on growth performance, serum chemistry and histology of the juvenile European sea bass Dicentrarchus labrax and gilthead sea bream Sparus aurata. 2008, Kotzamanis, Yannis; Van Eys, J; Taylor, S; Lindley, N; Andersen, M; Petsas, G
2006
Rapeseed products extracted by different methods: digestible value for seabass (Dicentrarchus labrax) and sea bream (Sparus aurata) and effects on performance of fingerling sea bass. 2006, Kotzamanis, Yannis; Pappas-Skellas, K; Vatsos, Ioannis; Henry, Morgan; Nikolopoulou, D; Fountoulaki, E
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
Effects of four levels of oxygen on the growth of sea bass (Dicentrarchus labrax) 2006, Vatsos, Ioannis; Kalogiros, H; Yiagnisis, Maria; Alexis, Maria
2004
Bacteria of the genus Vibrio, isolated from wild diseases fish in Greece. 2004, Yiagnisis, Maria; Alexis, Maria; Vatsos, Ioannis
2003
Novel treatments of Myxosporidia in Mediterranean fish and immunological response. 2003, Athanassopoulou, F; Karagouni, E; Dotsika, E; Vatsos, Ioannis; Tavla, J; Christofilloyanis, P