University of New South Wales researchers last year appealed to the Threatened Species Scientific Committee to list the platypus as a nationally threatened species. The case was rejected, largely due to a lack of baseline data.
Platypuses are increasingly threatened, scientists say
Australia: Scientists push to list platypus as threatened – DW – 11/23/2020
Australia's Platypuses Are Invisible Victims of the Bushfires - Atlas Obscura
Platypus populations impacted by large river dams are more vulnerable to threats
Bushfire Watch and Act for the City of Canning Vale. Possible
Climate disasters prompt Australia's first platypus refuge
Researchers 'over the moon' as miracle platypus puggle is born in Sydney's Royal National Park
Platypus Genome Decoded NSF - National Science Foundation
Platypus experts warn of localised extinctions and declining population