China warns of ‘spy turtles’ fishing for sea secrets (opens original article in a new tab)

China's Ministry of State Security warned that foreign spies are using animals and devices to collect marine data, potentially threatening national security.

• China claims foreign spies use turtles and fish with sensors to collect marine data.
• The data includes water temperature, salinity, and ocean currents, transmitted overseas.
• China urges security checks on foreign equipment and reports of suspicious devices at sea.