At a conservative estimate, people around the world are consuming a credit card's-worth of microplastic every week, according to a new study.
A world-leading scientist studies the welfare of dolphins at a NSW tourist attraction to work out if the animals would be happier in their pools or in an ocean pen.
The rare hoodwinker sunfish left scientists baffled after it washed ashore in the US, until a marine scientist who discovered the creature off Australian and New Zealand waters in 2014 identified it via a Facebook post.
Jellyfish predate dinosaurs and even trees. But now they're booming in numbers, disrupting ocean ecosystems and shutting down power plants.
A Norwegian company that plans to drill for oil in the Great Australian Bight has prompted fisheries to renew calls for a probe into a practice they say could damage their businesses.
Rock lobster often turns into shock lobster for diners with prices of the prized crustacean getting up to $100 a kilogram, but this Christmas there will be far more lobster available and prices are set to fall.
The Northern Territory's Department of Environment seeks "approval" from gas giant Inpex before it publicly releases any of its independent reports, documents, or allows their scientists to be interviewed by the media, the ABC has learned.
Today the vulnerable and endangered dugong is a protected species, but once upon a time hunters slaughtered the marine animal for its meat and oil in a thriving commercial industry based in Queensland.
The small coastal community of Tin Can Bay, just two hours north of Brisbane, has a unique bond with a pod of wild dolphins unlike anywhere else in Australia.
The South Australian city of Whyalla is set to welcome more tourists due to the popular annual display of giant cuttlefish spawning.