Period and Interval2017/04/01 - 2018/03/31
Research Area
The seas around Otsuchi bay, Iwate
CategoryField survey
OverviewLoggerhead and green turtles were captured by set nets in coastal area. They were transferred to International Coastal Research Center, Atmosphere and Ocean Research Institute, University of Tokyo. When they were released into the sea, devices were attached. The devices were automatically detached from the turtles and were retrieved. Swim speed, acceleration, geomagnetism, depth, temperature and video were obtained.
Field study was conducted at the breeding colony of streaked shearwaters. Video camera will be deployed on the berry of birds and movie were obtained during their foraging trips.
Results and Future PlanDuring the study period, in total 42 loggerhead and 8 green turtles were captured by set nets. Data loggers were deployed on 3 green turtles and they were retrieved from 2 green turtles.
Behavior and video data were obtained from 19 streaked shearwaters during chick rearing period.