Fig. 12From: Hypocenter distribution and heterogeneous seismic velocity structure in and around the focal area of the 2008 Iwate-Miyagi Nairiku Earthquake, NE Japan—Possible seismological evidence for a fluid driven compressional inversion earthquake(a) Topographic map with aftershocks. White rectangular denote the spatial extent of the aftershock area, and the areas with less aftershock are shown by broken lines. (b) V s perturbation at a depth of 9 km and (c) 6 km.Back to article page