Robuta

https://theconversation.com/gold-clam-invasion-in-nz-threatens-drinking-water-for-millions-of-people-270444
The invasion threatens more than water. Clams could foul dam intakes and reduce hydroelectric efficiency in a river that generates 13% of New Zealand’s power.
gold clamdrinking waterinvasionnzthreatens
https://www.rnz.co.nz/news/country/491638/invasive-freshwater-gold-clam-well-established-in-waikato-river-before-discovery
The invasive freshwater gold clam discovered in the Waikato River in April had been there for two to three years, the Ministry for Primary Industries says.
freshwater gold clamwell establishedwaikato riverinvasive
https://greatergood.com/products/gleaming-clam-shells-gold-plated-sterling-silver-clam-shell-dangle-earrings
Gleaming in the light, two clam shells are crafted from sterling silver, bathed in 18k gold. Balinese artisan Ari Gunawan creates this pair of dangle earrings,...
clam shellsgold platedsterling silvergleamingdangle
https://niwa.co.nz/freshwater/stopping-gold-clam-its-now-or-never
A NIWA-led programme to develop effective, and culturally-attuned strategies for managing the freshwater gold clam.
gold clamstoppingnever