# Active Military Sonar and Marine Mammals: Events and References
> **Long Report (Legacy)** · 2008-02-11 · `RL33133`
## Report
- **CRS ID:** RL33133
- **Series:** Long Report (Legacy)
- **Publication date:** 2008-02-11
## Documents
- [PDF](https://www.everycrsreport.com/files/20080211_RL33133_d7644fe417b1e921e4451573d18de8433f73f036.pdf)
- [HTML](https://www.everycrsreport.com/files/20080211_RL33133_d7644fe417b1e921e4451573d18de8433f73f036.html)
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