Freshwater mussels, which may live for 100 years and clean our waterways, are disappearing in large numbers.
Freshwater mussels are dying quickly and in large numbers, with each mass death event putting these molluscs closer to extinction. The introduction of seawater recently killed all the Carter’s freshwater mussels south-western Australia. Approximately 160 mussels had been taken taken from the river and kept alive in cages while 3,000–4,000 in the river mussels …