Winter Semester 2026/27

Semester Schedule

Courses and lectures

Monday, 12.10.2026 until Saturday, 19.12.2026 and Monday, 04.01.2027 until Saturday, 06.02.2027

Lecture-free periods and bank holidays

Reformation Day: Saturday, 31.10.2026
Day of Prayer and Repentance: Wednesday, 18.11.2026
Christmas and New Year: Sunday, 20.12.2026 until Sunday, 03.01.2026
Easter: Friday, 26.03.2027 until Monday, 29.03.2027
Lecture-free period: Monday, 08.02.2027 until Wednesday, 31.03.2027
Main exam period: Monday, 08.02.2027 until Saturday, 06.03.2027

Weekly Courses

Monday	2nd–5th lecture hour: Berendonk, Hose, et al.: Biodiversity of Aquatic Organisms (UW-MHYB-102), DRU/72/U (begins on xx/xx/2026)
Tuesday	2: Dr. Sara Schubert, Dr. Sophie Schumann, et al., Ecotoxicology (UW-MHYB-105, MHSE16, UW-MGW-205), DRU/72/U 3: -- 4–5: Kneis, Analysis and Simulation of Aquatic Ecosystems (UW-MHYB-104), DRU/72/U 5 Petzoldt, Statistics (MHSE01), CHE/091/H, Start: 2026-10-20
Wednesday	2-3: Petzoldt, Statistical Methods in Ecology (UW-MHYB-103) 4: -- 5: Petzoldt, Lab group A: Statistics (MHSE01), Computer Lab APB/E67 6: Petzoldt, Lab group B: Statistics (MHSE01), Computer Lab APB/E67
Thursday	2: Berendonk, Wagner et al., Hydrobiology and Water Quality (UW-MHYB-101), DRU/72/U 2: Berendonk et al. Hydrobiology for Teachers (BIO-SEOS-M10, BIO-SEGY-M10, BIO-SEBS-M10) DRU/68/H 3: Aquatic Ecology and Ecotoxicology (MHSE16), DRU/72/U 3–4: Berendonk, Basic Hydrobiology and Applied Limnology (UW-BHW-312), DRU/68/H 4: Presentations of Student Research Projects (Seminar for UW-MHYB-301, UW-MHYB-302, etc.), DRU/72/U 5: Hydrobiology Seminar (UW-BHW-321, UW-MHYB-101), DRU/68/H
Friday	2–5: Berendonk, Hose, et al.: Biodiversity of Aquatic Organisms (UW-MHYB-102), DRU/72/U, begins on xx/xx/2026

Double-hour schedule (DS): 1=7:30 / 2=9:20 / 3=11:10 / 4=13:00 / 5=14:50 / 6=16:40

Block Courses

Module: UW-MHYB-105 Ecotoxicology
Instructors: Dr. Sara Schubert, Dr. Sophie Schumann, et al.
Target audience: Required course for the M.Sc. in Hydrobiology (1st semester); elective course for other master’s programs
Date: xx–xx, 2027 (block course)
Location: DRU/72/U and laboratories

Seminars on Internships, Research Modules, and Theses (partially in English)
Instructors: Berendonk et al.
Target audience: M.Sc. in Hydrobiology (mandatory), doctoral students, faculty and staff
Time: Usually Thursdays at 1:00 PM; topics will be announced via the mailing list; dates are listed in the OPAL calendar
Location: DRU/72/U

Block times: 9:20 a.m. – 4:20 p.m. or by arrangement