A voyage of one year. Four oceans. One million Ocean defenders. That’s our response to the growing crisis our oceans face. We are launching our most ambitious ship expedition ever, to respond to the threats and highlight the wonders of our marine...

The sun wasn't shining on Tuesday 9 January, but there were smiles all round as about 60 people welcomed the Esperanza at Princes Wharf. The ship is here for two weeks and will be open to the public during her visit.

Every year humpback whales migrate thousands of kilometres from the warmth of the South Pacific to their feeding grounds in the Southern Ocean Whale Sanctuary. It is a journey full of danger, as the whales must now contend with numerous threats...

Tuna stocks in the Pacific are running out due to overfishing from illegal and commercial fishing fleets.