Spider crab migrations, blue whale sightings, plus stingrays and ocean sediments

Bron Burton and Kade Mills conclude their series behind native spider crab migration with marine ecologist, Dr Elodie Camprasse.

The team also chat with marine scientist Dave Donnelly about recent blue whale sightings near Phillip Island and PhD student Molly Grew, explains the role that estuary stingrays play in turning over ocean sediment.

Finally, we hit the hump of Jeff Maynard's top 10 worst underwater movie's list with Bermuda Tentacles.