Spotting

Description:

These worms were so plentiful. To be honest they made my skin crawl a little bit because they look like parasites. Video of them: https://youtu.be/OGmCHEt9ggw

Habitat:

A very high tide pushed up a lot of seaweed on the beach, leaving huge bundles of it everywhere. If you kicked or turned over a bundle, these worms were everywhere