[1] A minor tribe, they were related to and eventually subsumed by the Charrúa people.
They were especially concentrated in the place of the modern reservoir of the Salto Grande Dam (which was not flooded at the time).
According to some scholars, the tribe originated from the Entre Ríos Province in modern-day Argentina, and some of its members were active there regardless.
[3] Before the arrival of the Charrúas, the Bohán used as weapons the sling, the spear, and the dart.
[4] In 1715, a force of 1500 Spanish-allied Guaraní from the Yapeyú Jesuit reduction conducted a notable punitive reprisal raid on the Bohán, along with the Yaros and Charrúa.