An oval squid

There are three species of oval squid found around Okinawa. Researchers say that their populations have been declining since the ‘80s and are probably only at 10% of their original size. Aquaculture could help provide a sustainable means of using the squid as a food source. Photo credit: Dr. Ryuta Nakajima. This image appeared in the news article: Researchers design the cheapest and most efficient squid aquaculture system to date.