Due to the US Government shutdown, the Smithsonian is temporarily closed. The Global Volcanism Program website will remain available but will not be monitored or updated. Status updates will be available on the Smithsonian homepage.
Logo link to homepage

Image GVP-11731

A dark-colored lake partially fills a small caldera (top-center) occupying the summit of San Joaquin volcano in this NASA Landsat view with north to the top. This basaltic shield volcano, also known as Pico Biao, lies on the SE side of Bioko (Fernando Poo) Island in the Gulf of Guinea. Part of the broad summit caldera of neighboring San Carlos volcano can be seen at the left. NASA Landsat 7 image (worldwind.arc.nasa.gov)

A dark-colored lake partially fills a small caldera (top-center) occupying the summit of San Joaquin volcano in this NASA Landsat view with north to the top. This basaltic shield volcano, also known as Pico Biao, lies on the SE side of Bioko (Fernando Poo) Island in the Gulf of Guinea. Part of the broad summit caldera of neighboring San Carlos volcano can be seen at the left.

NASA Landsat 7 image (worldwind.arc.nasa.gov)

Creative Commons Icon This image is made available as a Public Domain Work, but proper attribution is appreciated.


Pico Biaó