Mark Costello
New figures show shocking carbon emissions from bottom trawling
Fishing boats that trawl the ocean floor, release as much carbon dioxide as the entire aviation industry, according to a groundbreaking study. Audio
Species extinction: Are we overestimating the threat?
A recent report by a UN organisation stated that one million species are under threat of extinction. But an Auckland University scientist says that estimation is wrong, that it's far fewer, and for a… Audio
Professor Mark Costello - when is a species not a species?
Mark Costello is an Auckland University marine ecologist, who co-leads the world's most comprehensive stocktake of marine life, which has enabled scientists to name all but half a million of all… Audio
Mark Costello - Naming New Species
Associate Professor from the University of Auckland, Mark Costello talks about the discovering and naming the various species on Earth in order to stop them from going extinct. Audio
Species discovery is picking up pace
New species are being discovered at an increased rate around the world, debunking claims that most will become extinct before they're even discovered. Audio
Feature Guest - Mark Costello
An Auckland University marine ecologist, who has co-led the most comprehensive stocktake of the marine life of the world's oceans. Audio
All species could be discovered during this century
An Auckland scientist says all the species on earth could be discovered this century. Audio
Under the Sea
Dr Mark Costello is the Associate Professor of Leigh Marine Laboratory. He is the Lead author of the Census of Marine Life, a 10 year global study into life in our oceans, which estimates there are… Audio
Census identifies new species of NZ fish
A Census of Marine Life has found there could be tens of thousands of unidentified marine species in New Zealand's waters. Audio
Ocean Creatures
The World Register of Marine Species aims to compile an inventory of all creatures that live in the ocean. Audio
Science Report - A Register of all Marine Species
An international team aims to complete the World Register of Marine Species. Audio
Marine Reserves (Environment)
Dean Williams visits Auckland University's Leigh Marine Laboratory, to discuss marine reserves with Mark Costello. Audio