June 8th is world Oceans Day, and this year's theme is "healthy oceans, healthy planet".

With vectors like, sea-level rise, ocean acidification, plastic pollution, agricultural run-off and depleted fisheries, for June Greenups we're asking the question, just how healthy are our oceans, and what if anything can we do to make them healthier?

To help us take stock (sorry bad pun) and learn what we can do about these varied issues, we've gathered some knowledgeable ocean experts to guide our conversations.

Meredith Epp - Science Communications Officer, MSC Oceania

As Science Communications Officer from MSC Oceania, Meredith works to communicate the credibility and importance of sustainable fishing to a variety of audiences from fishermen, retailers, government, students and consumers. The MSC is the world's leading certification and ecolabelling program for sustainable seafood. Her goal is to show how the choosing sustainable seafood is good for the oceans, good for fishermen and good to eat. Meredith received her Master’s degree in marine biodiversity and conservation in California before moving to Sydney to work for the Marine Stewardship Council.

Adrian Enright - Policy Manager, WWF Climate Change

Adrian has worked at SNV as Climate Change Adaptation Program coordinator for SNV and Project Manager of the Climate Smart Agriculture-Asia project working across Bhutan, Cambodia, Nepal and Laos PDR. To develop the Climate Smart Agriculture (CSA) Asia programme and implement the CSA project activities that contribute to sustainable growth in income and employment and national food security by improving the climate change adaptation and mitigation capacities in key agricultural value chains in Bhutan, Cambodia, Lao and Nepal. He has also worked at the United Nations REDD Programme and Department of Treasury and Finance, Victoria.

Dr Adrian Gutteridge –ICUN Shark expert

Dr Adrian Gutteridge is a Marine Biologist who’s specialty includes shark biology, fisheries science and marine conservation. He completed his PhD from the University of Queensland in 2012, with his thesis focussing on the species community and fisheries interactions of the sharks and rays of Hervey Bay, Queensland. His research has included a variety of shark and ray species along the east coast of Australia, including biological assessments, ecological investigations and satellite tagging of hammerhead sharks and tiger sharks.

Richard Ververs - Executive Director, Catlin Sea Survey

Richard is an underwater photographer and communication specialist. His role is to drive the project, and occasionally the camera itself with a goal to bring the magic of underwater into our everyday lives. Richard has a background of 10 years working in advertising in London, followed by 10 years as an underwater photographer, artist, designer and communicator, working with a range of conservation organisations and companies including the Sydney Aquarium. Richard's favourite dive is the isolated oceanic Osprey Reef in the Coral Sea and favourite sea critter is the Mantis Shrimp, the epitome of how diverse and bizarre life underwater can really be.