Aquatic Ecosystems

(Course Code: 123KEY, Course outline)

Semester: 6 Teaching Credits: 3 ECTS Credits: 6 Type:


Prerequisite Courses:  – Course type: Special background Instructor:

Topics per Week: Lectures:

1.Introduction to aquatic ecosystems

2.Physical parameters of the abiotic environment and their interactions with biota

3.Chemical parameters of the abiotic environment and their interactions with biota

4.The carbon cycle – Primary productivity in aquatic ecosystems

5.The organisms of aquatic ecosystems

6.Coastal marine ecosystems

7.Transitional Waters ecosystems


9.Lakes and rivers

10.Pollution – Environmental quality assessment

11.Invasive species – Harmful Algal Blooms

12.Global Change and the aquatic ecosystems


Laboratory exercises:

1.Measurement of phytoplankton photosynthetic pigments concentration

2.Measurement of lake primary productivity

3.Measurement of dissolved oxygen concentration according to the Winkler method

4.Measurement in the field of abiotic environmental parameters and sampling of plankton and benthos

5.Qualitative and quantitative analysis of phytoplankton

6.Macrofauna data analysis with special software (PRIMER) for the assessment of pollution impacts

7.Environmental quality assessment with macrofauna biotic indices and special software (ΑΜΒΙ)

Theory – Lectures
(hours / week)
Exercises – Laboratories
(hours / week)
Other Activities:  –
Grading: Theory final examination (70%)

Laboratory exercises (30%)

Notes: Lecture slides in PowerPoint format, laboratory exercises theory slides in PowerPoint format, written instructions for the laboratory exercises.
Basic Textbook: -Dobson M. & Frid C., 1998. Ecology of Aquatic Systems. Addison Wesley Longman, 222 pp.

-Παπουτσόγλου Σ.Ε., 1992. Εφαρμοσμένη Υδροβιολογία. Μέρος Α’ Γενικό. Το Yδάτινο Περιβάλλον και οι Οργανισμοί του. Β’ Έκδοση. Α. Σταμούλης, Πειραιάς, 354 σελ.

-Κουσσουρής Θ.Σ., 1998. Το Νερό στη Φύση, στην Ανάπτυξη, στην Προστασία του Περιβάλλοντος. Μονογραφίες Θαλάσσιων Επιστημών 1, ΕΛ.ΚΕ.ΘΕ., 188 σελ.

Bibliography: -Moss B., 1998. Ecology of Fresh Waters: Man and Medium, Past to Future. 3rd Edition. Blackwell Scientific Publications, 572 pp.

-Jeffries M. & Mills D., 1990. Freshwater Ecology. Principles and Applications. Wiley, 285 pp.

-Barnes K. & Mann K.H. (Eds.), 1980. Fundamentals of Aquatic Ecosystems. Blackwell Scientific Publications, 229 pp.


The course is taught in Greek. For exchange students, English literature is proposed and examinations are given in English.

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