University of Southampton
Below is a clear summary of what we know about their use of animals in research and how you can take action.
This university is known to conduct experiments on animals as part of its research and teaching activities.
On this page, you’ll find a summary of the available data and how you can take action. You can also explore the university’s own information here.
Total number of animals used in procedures in 2025
%
Involved mice
Were classified as “moderate” severity
Species Breakdown
Mice were used most frequently. Additional species were also used in smaller numbers.
Full list of all species used
| Mice | 8480 (95%) |
| Rats | 0 (0%) |
| Fish | 343 (4%) |
| Rabbits | 0 (0%) |
| Chicken Embryos | 137 (1%) |
| Xenopus tropicalis (Tadpoles) | 0 (0%) |
| Total | 8960 |
These figures represent individual animals used in procedures reported by the university for 2025.
- Mice (8,480) 95%
- Fish (343) 4%
- Chicken Embryos (137) 1%
Severity of Procedures
Animal procedures are classified by severity, ranging from mild interference to procedures that cause substantial suffering. This breakdown highlights the levels of impact experienced by animals in the university’s research.
Sub-threshold
Mild
Moderate
Severe
Non-recovery
What you can do
If you’re concerned about the use of animals in research, you can make your voice heard. Whether you’re a student, member of staff, alumni, or local resident, we’ve created easy-to-use templates to help you contact the university and ask for change.