# Noise levels received by endangered killer whales Orcinus orca before and after implementation of vessel regulations

> Research article (Endangered Species Research, 2017) · cited 23× · AI/ML

**Wikidata**: [openalex:W2617310346](https://www.wikidata.org/wiki/openalex:W2617310346)  
**Source**: https://4ort.xyz/entity/noise-levels-received-by-endangered-killer-whales-orcinus-orca-before-and-after-implementation-of-vessel-regulations