Blue samurai jellyfish found in Japan sparks a major marine discovery and hints at shifting ocean currents

A brilliant blue "samurai jellyfish," Physalia mikazuki, has been discovered in Japan, marking a significant marine find. This new species of siphonophore, previously unknown, was found far beyond its typical tropical range. Its appearance suggests climate-driven ocean changes are altering marine migration patterns.

Blue samurai jellyfish found in Japan sparks a major marine discovery and hints at shifting ocean currents
A brilliant blue "samurai jellyfish," Physalia mikazuki, has been discovered in Japan, marking a significant marine find. This new species of siphonophore, previously unknown, was found far beyond its typical tropical range. Its appearance suggests climate-driven ocean changes are altering marine migration patterns.