Parts of Australia have broken multiple heat records over the past week.
Much of Australia is sweltering due to a high pressure system parked over the Tasman Sea – and there’s no sign it’s moving any time soon.
This summer, coastal seas to the north and east of New Zealand are even warmer than during last year’s marine heat wave.
Marine heatwaves may become the new normal for the Tasman Sea and the ocean around New Zealand, and oceanographers are developing models to better predict their intensity.
Solenosmilia coral reef with unidentified solitary yellow corals.
In the cold southern oceans, underwater mountains support deep-sea reefs.
Had a gutful of plastic rubbish affecting wildlife?
Britta Denise Hardesty
By 2050, 99% of the world’s seabird species will be accidentally eating plastic, unless we take action to clean up the oceans. And some of the highest risk to wildlife is in the Southern Ocean off Australia.