A fossilized tooth of a cartilaginous fish found in Japan's northernmost prefecture Hokkaido in 2013 is of a newly discovered ...

Xystodesmus fasciatus, with up to 19 segments, was discovered in a Japanese cedar forest on the Satsuma peninsula and is named for its “vividly banded” body made up of alternating “pale-greyish” and ...

Japanese researchers are helping ... That is because local species are already in the area, and escaped fish won't affect the ecosystem. He added that sea bass and prawns farmed the new way ...

It is betting on cobia - or "sugi" - to meet challenges such as rising seawater temperatures and higher feed prices.

The species were discovered across the Ryuku Archipelago in southwestern Japan, researchers said. Photo by S. Tsuchiya via Unsplash Scattered across a chain of subtropical islands in southwestern ...