A coral species found primarily in western and southern Japan has spread in Tokyo Bay and is threatening to destroy ecosystems in the warming waters around the capital. The coral variant Acropora ...

“Data from the Japan Meteorological Agency shows that water temperatures will inevitably rise in Mutsu Bay in the future,” said Kyosei Noro, a senior research specialist at the Fisheries ...

He says it probably wandered into the bay after getting separated from its group. He says it is likely part of a pod of humpback whales that breeds in waters off southeastern Japan and migrates ...