Air date: 6/14/2011
Summary: When a sardine boat mysteriously disappears when fishing in Dead Man’s Point, Velma goes to investigate, only to run into a mermaid and a couple of fish freaks, who seem to be behind the disappearings. At the same time, Destroido plans to start pumping oil from an old oil platform in Dead Man’s Point. Could the two be connected somehow, and how does Angel know so much about it?

Watch or download Scooby-Doo! Mystery Incorporated – Season 1 Episode 20 – The Siren’s Song at below links.