10/03/2013 10:07 EDT | Updated 12/03/2013 05:12 EST

What's killing B.C.'s sea stars?

It started at Whytecliffe Park, when a local diver noticed the ocean floor littered with decaying dead sea stars.

Researchers believed it was an isolated event, but it now appears more sea stars, also known as starfish, are dying in other bodies of water.

In this video report, the CBC's Belle Puri reports on this deepening mystery.