Fig. 2From: Multi-parametric observations of intermittent hydrothermal water discharge in West Crater of Iwo-Yama volcano, Kirishima Volcanic Complex, JapanAnnotated drone photograph of the layout of observational equipment in and around crater W4. Red circles in the figure indicate the locations of the three vents (Fn, Fs, and Fc). White circles indicate the locations of the four self-potential electrodesBack to article page