On March 2014, Research Centre for Limnology held the joint research at several lakes (Lake Maninjau, Lake Singkarak and Lake Toba). Previously, Limnology – LIPI and Universiti Sains Malaysia (USM) signed the MoU document by both directors, Dr Tri Widianto (Limnologi LIPI) and Associate Professor Dr. Ahmad Sofiman with was attended by Deputy of Earth Sciences – LIPI, Prof. Dr. Iskandar Zulkarnain.
Next schedule, University of Tsukuba joined in the field : visiting our station at Lake Maninjau and survey at lake Singkarak. Three teams were involved in this survey : Limnology LIPI, Biology – USM and Remote sensing – University of Tsukuba.
The last, Limnology LIPI and University of Tsukuba conducted survey continued at Lake Toba