What are these things I found on the beach? BC, Canada

If you've encountered unusual, smelly worm-like organisms on the beach in British Columbia, Canada, you’re not alone. These creatures, often found decomposing along shorelines, can be marine worms or other invertebrates that play a role in the ecosystem. The oily substance surrounding them may be a natural byproduct of their decomposition or related to environmental factors. Understanding these organisms is crucial for appreciating the health of our oceans and the intricate relationships within marine ecosystems. Your observations contribute to valuable ocean intelligence.