Dr Beach and Kade check out aquatic pheromones, underwater tones, where the whales are not alone, and Whyalla’s Giant Cuttle zone.

 Morgan Ellis from Deakin University brings us up to speed on the latest of his groundbreaking research against invasive marine species.

 Dave Donnelly (Dolphin Research Institute) brings the latest of ‘Where the Whale Things Are?’, with some exciting news of unexpected orca sightings.

 We cross to Toronto to speak with Dr Ami Kingdon, author of ‘Sing Like Fish – how sound rules life underwater’, about her research into the history and present of underwater sound, and the detrimental impacts some of our noisy activities are having on underwater life.

 And Cara joins us live on location from the wilds of Whyalla, South Australia where she’s checking out the annual Giant Australian Cuttlepalooza!