Equipment
Tri-Dog 1
Hovering-type AUV developped at Ura lab. in 1999. This vehicle has been operated at various fields such as Kamaishi Bay, Lake Biwa, and Kagoshima Bay.
Tri-TON
Hovering-type AUV developped in 2011 as a successor to Tri-Dog 1. Depth rating is 800m. Imaging devices are mounted both in forward and downward directions, in order to observe not only flat seafloor but also vertical surfaces like chimneys.