Meet the NOPEWORM

Bobbit Worms have a pretty distinctive look, a sheen that's almost rainbow like. This is a polychaete worm, and it's name is Barry. https://www.reddit.com/r/WTF/comments/r9t2y/alaskan_bull_worm_nope/
http://www.dailymail.co.uk/sciencetech/article-1165930/Barry-giant-sea-worm-discovered-aquarium-staff-mysterious-attacks-coral-reef.html