SAMD00066001 717931 groundwater metagenome collection_date 2016-08-02 env_feature ground water description Groundwater derived from deep aquifer bioproject_id PRJDB4560 project_name Methane production process in deep subterranean environments in Southeastern Kyushu sample_title KGO_groundwater depth 581-779 m env_material ground water geo_loc_name Japan:Miyazaki, Nichinan env_biome ground water lat_lon 31.658189 N 131.385433 E sample_name KGO