Photo Elective Courses 5ECTS

AS_5000 Quality and sanitary control of seafood

Course Content

1. Pre and post rigor changes in fresh seafood. 2. Definition of the quality of seafood and the shelf life expectancy of fresh and processed seafood. 3. Chemical-Biochemical quality assessment methods (such as total basic volatile nitrogen, trimethylamine, dimethylamine, ATP degradation products, ammonia, biogenic amines, chemical methods for determination of seafood lipids , biochemical tests of protein denaturation). 4. Physical (such as color, texture) quality assessment methods. 5.Microbiological (total microbial load, specific degradation micro-organisms) quality assessment methods. 6. Organoleptic (such as diversification, description & preference testing) quality assessment methods. 7. Effect of species and processing method on the choice of methods for assessing seafood quality. 8. Specific quality control of frozen seafood. 9. Special tests on the quality of canned seafood. 10 Analysis and interpretation of the results. 11. Management of total quality. General principles of the Hazard Analysis Critical Control System (HACCP). 12. Special sanitary rules and official controls on fishery products. 13. European legislation on the safety and quality of fish. Glossary.

Laboratory exercises

1. Total  volatile basic nitrogen. 2. Trimethylamine. 3. Free Fatty Acids – Peroxide Value.  4. Thiobarbituric acid (TBA) value.  5.Total viable microbial count. 6. Coliforms. 7.IInstrumental texture. 8. Instrumental Color. 9. Sensory evaluation techniques- Difference tests. 10. Sensory evaluation techniques – Descriptive analysis techniques.

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AS_5001 Algae culture

Course Content

The algae as primary producers. Glossary. The mechanism of photosynthesis and energy conversions. Biology of microalgae strains of commercial interest (Spirulina, Chlorella, Dunaliella, etc). Biology of macroalgae strains of commercial interest (Porphyra, Laminaria, Undaria, etc.). Applications of macroalgae (Nori, Fycocolloids, Decontamination, Cosmetics, Bioactive Substances). Toxic microalgae. Micro-algae biotechnology (photobioreactors, lagoon technology, extremophiles, life support systems-LSS, pollution abatement. Algae culture for food supplements, food products, nutritional dyes, dietary fat, cosmetics, bioactive substances, etc, Innovations of the future (biofuels, fatty acids, desertification, human nutrition, etc.). Identification of cyanobacterial-eukaryotic microalgae-macroalgae. Monitoring biomass production via photobioreactors, Estimating algal productivity. Specific culture of commercial strains (Dunaliella in high-salinity, Spirulina in alkaloid environment, Chlorella in mixotrophic medium). Stains of microalgae (live-dead-carbohydrate-lipid) cells.

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AS_ 5002 Fish hatcheries

Course Content

Part I, Breeding and rearing of larvae: Water supply and water treatment systems. Principles of brood management, breeding control and genetic improvement. Cryopreservation of gametes. Microalgae, rotifers, Artemia and copepods as live feed for fish larvae in aquaculture. Micro-diets as alternatives to live game. Management of fish and invertebrate larvae health at fisheries. Management of microbes to control bacterial pathogens in invertebrate hatcheries.

Part II, Life Cycle Completion and Addressing the Challenges in the Production of Selected Invertebrate Species: Lobster, Shrimp, Mussels, Cephalopods, Jellyfish.

Part III, Life cycle integration and addressing the challenges of producing selected species.

Part IV. Fisheries for environment protection and education: Production of frogs for the protection and improvement of natural resources and development of training programs in collaboration with fisheries facilities.

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AS_5003 Aquaria

Course Content

Aquarium Types & Systems. Construction Techniques & Aquarium Equipment. Origin & preparation of water for aquariums. Aquarium quality control & maintenance. Transportation of ornamental fish. Responsible aquarium keeping. Capture and keeping aquatic animals in aquariums. International legislation governing the movement of aquatic organisms. Theme Aquariums, Landscapes and Functions. Pathology and treatments in aquariums. Genetics of ornamental fish. Public Aquarium. Link to research and environmental education.

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AS_ 5004  Experimental Design – Simulations

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AS_ 5005  Bioinformatics & genomics

Course Content

What is Bioinformatics? Definitions. Databases (GOLD, NCBI, PubMed, Nucleotide, Proteins, OMIM, BOLD etc.) – Annotation problems. Information analysis tools stored in Protein and Genome Information Resources, Genomes and Genomics. Import. What it is, definitions. Interaction: Conventional and New Generation Technologies, Single-Cell Sequencing. Genomics and gene mapping. Structural and Functional Genomics. Microarray and Transcript. Proteomic and metabolic. Comparative genomics and evolution. Epigenomic. Genomic projects in various organizations. Application of genomics to diseases and productive traits.

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AS_ 5006 Infectious & parasitic diseases of aquatic animals

Course Content

Introduction to Fish Disease. Transmissible diseases; “infectious”, “microbial” and/or “parasitic” aetiology. Causative and pathological agent: Koch’s postulates. Importance of transmissible diseases and associated problems to wild and/or reared populations. Intra-specific and inter-specific transmission. Mode of transmission, transmissibility and pathogenicity/virulence of the biotic determinant. Disease analysis per case (definition, range, aetiology, epidemiology, pathogenesis, pathology, clinical signs, diagnosis, prognosis and control). Viral fish diseases in general. Main cases. Bacterial fish diseases in general. Main cases. Fungal fish diseases in general. Main cases. Parasitism in general, relations between host and parasite, types of parasites and hosts. Prοtozoan and metazoan fish parasites: systematics, geographical and host range, identification, biology and life-cycles. Main parasitic taxa and parasitic diseases thereof. Principles of therapeutics; chemotherapeutants (antiviral, antimicrobial, antiparasitic: action and use). Alternative methods for treatment of disease.

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AS_ 5007 

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AS_ 5008 Practical training

Course Content

The course aims at the overall composition of knowledge and skills already developed in the learning process and their application in areas of the production or research process

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