sentences:  Other more minor tributaries are Spius and Guichon Creeks.Nicola Lake and the Nicola Country, a term which is synonymous with the Nicola Valley, were named secondarily for the river, not directly for Chief Nicola.The terrain of the river's basin northeast and in the area of Merritt is broad rangeland valleys, with high semi-forested plateau uplands reached by relatively gentle slopes, up to and over .