If the batteries are of the same type, i.e. both are NiMH or both are Lithium-ion, then you can use a higher capacity (i.e. higher mAh) battery instead of the lower one. The reverse is also true.
People visiting Table Rock are not allowed beyond the Mill Creek Watershed boundary, which is clearly marked with numerous signs. As mentioned earlier, the Mill Creek Watershed is a closed watershed and no public access is allowed, as it is the municipal water source for the city of Walla Walla, Washington.
Upper Rock River Basin. Horicon Marsh, Photo by Hagerty, USFWS. The Upper Rock River basin, covering 1,890 square miles, lies in south central Wisconsin's eastern ridges and lowlands geographical province (Martin, 1932). At the north end of the basin, the East, South and West branches of the Rock River come together in Horicon Marsh.