The Rio Bicol, which rises in Lake Bato and flows N.N.W.
The great bulk of the population, approximately 90%, is included in seven Christian tribes as follows: Visayan, 3,219,030; Tagalog, 1,460,695; Ilocano, 803,942; Bicol, 566,365; Pangasinan, 343,686; Pampangan, 280,984; and Cagayan, 159,648.
IRIGA, a town of the province of Ambos Camarines, Luzon, Philippine Islands, on the Bicol river, about 20 m.
Of the province of Ambos Camarines, Luzon, Philippine Islands, on the Bicol river, about 22 m.
It is connected by road, railway and the Bicol river (navigable for light-draft boats) with Nueva Caceres.