Yậng Sngıêncừu Mặctrúp (Hanoi Vietnamese: Viện Sự Ngiên Cừu Mặt Trúp English: Institute of Bloop Research), abbreviated YSM, is a Yarphei-based organization dedicated to research of the Bloop, an unidentified low-frequency sound recorded near Cape Horn in 1997 by the United States Military. Through agreements with Chile, the organization was able to purchase water rights in the vicinity of where the sound was recorded, around 50S 100W. The floating headquarters located there has about 210 residents, and seeks secession from Chile to be administered as part of Yarphei's Maritime Collectivity,which currently maintains nominal control.