Tanna | Ambae | Karua | Ambrym | Lopevi | Gaua
Karua, a volcano born out of a cataclysmic
After Kuwae: Karua
Cyclic fumarole activity | 500
years of oral tradition
Cyclic fumarole activity
A few months after the 1997 IRD cruise,
another visit was made to Karua, taking along a "Pluto"
remote-controlled submersible device. The craft was able to film
the summit area of the volcano, and found no evidence of gas emission.
This confirmed that the fumarole activity is intermittent, consistent
with eye-witness reports of surface water discoloration at the site.
The "Pluto" sub can be remote-controlled to depths of
400m, and its camera showed the presence of many marine species
established along the rim of the Kuwae caldera, particularly around
Laika Island. This latter, together with Tefala Island and "Sail
Rock" are all that remains of the land-bridge which existed
between Epi and Tongoa Islands before the cataclysmic eruption of