By Carolyn Cowan Marine biologists diving in the Gulf of Thailand were thrilled in 2023 to rediscover several colonies of a rare type of ocean sponge once thought to be extinct in the wild. But their ...

Last year, a study of marine sponges found global temperature rises may have already exceeded 1.5C. And a heatwave in 2022 caused "wide-scale" bleaching of sponges in the Fiordland region ...