Research Team Uses Green Light to Make Fish Grow 60% Faster

This tank, lit by green LEDs, was used in flounder farming experiments. (© Kitasato University School of Marine Biosciences)

A Japanese flounder farmed under green lighting (left) versus conventional lighting. (Courtesy Ōita Prefectural Agriculture, Forestry, and Fisheries Research Center)

LED lighting at a Tōwa Suisan facility. (Courtesy Ōita Prefectural Agriculture, Forestry, and Fisheries Research Center)

Takahashi Akiyoshi sees promise in this area, but plenty of work still to do. (© Yamamoto Raita)