Fig. 9

Time series of seismic activity recorded in the KOERI catalogue for the period 2000–2014. Red circles indicate earthquake events. Histogram of event frequency in 2-week intervals includes only events of M _L  ≥ 2.5 (above blue dashed line) is also shown in lower panel (orange: for all events, black: for events whose depth > 15 km). Area analyzed is shown by the blue rectangle in Fig. 4