Taiwan's coast guard reported on 6 June that a Chinese coast guard vessel and an oceanographic survey ship operated in unison around the Pratas Islands, the first documented case of paired civilian-coded assets at this remote atoll. The conventional read frames this as another grey-zone irritation, one of more than thirty annual incursions since February 2024, to be absorbed and ignored. Illustration by Geopolitics Next That reading misses the structural shift. Pratas sits as