The stations in light red are the Coastal Array in the Trans
Antarctic Mountains, on Ross Island, and on Franklin Island; the
stations in black are the East-West Array (dense, 20 km spacings)
that stretch half way to Dome C; and the stations in purple are
the North-South Array (sparse and long, 80 km spacing for 1400 km)
that stretch almost to the Gamburtsev Mountains. The stations in
light blue are permanent Global Seismic Network stations and the
stations in green are from the Anubis network.