Why Australia s Great Barrier Reef may end up on the world heritage in danger list – and what it means | Great Barrier Reef theguardian.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from theguardian.com Daily Mail and Mail on Sunday newspapers.
New research from the Australian Institute of Marine Science shows table corals can regenerate coral reef habitats on the Great Barrier Reef decades faster than any other coral type. The research suggests overall reef recovery would slow considerably if table corals declined or disappeared on the Great Barrier Reef.
Shark, ray populations have declined by alarming 70 per cent since 1970s, study finds
WedWednesday 27
Sharks swim in formation among schools of fish off Murray Island in the Torres Strait.
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Shark and ray populations have declined by around 70 per cent since the 1970s, according to research published today in Nature.
Key points:
Oceanic shark and ray populations have declined around 70 per cent since the 1970s, the study in Nature found
Researchers attribute the decline to overfishing
Scientists say more strict management measures are needed to bring populations back to viable levels
A team of researchers from countries including the UK, Canada, and Australia looked at data from 18 shark and ray species, measuring their abundance as well as where they sat on the list of threatened species.