The yokozuna slickhead, which is 2.5 meters long and has indigo eyes, was caught on camera chasing Pacific grenadiers and other fish from a mackerel cage used as bait by researchers. The fish, named after the highest rank of sumo wrestler, was only discovered and identified as a new species last January. Led by scientists from the Japan Earth-Marine Science and Technology Agency, the team captured six specimens of the bony fish between 400 and 600 kilometers south of Suruga Bay in Shizuoka Prefecture. Their largest specimen was less than 1.4 meters long, but the 2.5 meter specimen captured on video makes