Rhinogobius sp.BB is endemic fish in Yambaru. They distribute in the North part of Okinawa Island. The northern part of the main Okinawa island is called Yambaru. It inhabits in upstream of river.Collecting Rhinogobius sp.BB is prohibited in okinawa prefecture.
Ministry of the Environment RED LIST ; Critically Endangered (CR)
Okinawa Red Data Book ; Critically Endangered (CR)