Courses totalling 12 credits have to be chosen among:
- B1
- 12Cr
| Code | Details | Bloc | Organization | Theory | Practical | Others | Credits |
| OCEA0063-1
| Biology of Marine Mammals (english language) | B1 | Q1 | | | | 6 |
| Part I : Ecology and Ecotoxicology
| | | 15 | - | - | |
| Part II : pathology and necropsies
| | | 15 | 10 | - | |
| OCEA0055-5
| Biogeochemical Cycles in the Ocean (english language) | B1 | Q1 | | | | 6 |
| Biogeochemistry 1
| | | 20 | - | - | |
| Biogeochemistry 2 (Advanced Marine Geochemistry)
| | | 20 | - | - | |
| OCEA0082-1 | Carbon, nutrient, greenhouse gases dynamics in marine ecosystems and geological oceanography (english language) | B1 | Q1 | | | | 6 |
| Carbon, nutrient, greenhouse gases dynamics in marine ecosystems
| | | 20 | 5 | - | |
| Marine sediment geochemistry
| | | 15 | 15 | - | |
| OCEA0229-1 | Mathematical analysis and modelling methods applied to the environment / Introduction to marine ecosystems modelling (english language) | B1 | Q1 | | | | 6 |
| Introduction to marine ecosystems modelling
| | | 15 | 15 | - | |
| Mathematical analysis and modelling methods applied to the environment
| | | 20 | 20 | - | |