The ocean ridges spread at 1-16 cm/yr. San Andreas moves at 3 cm/yr on average.

More info on these images

View the movie (mpg format) of all the images.

Images are received approximately every 4 days due to the limits of satellite transmission time and the amount of data which can be sent from the seafloor. Archives of completed images will be available here, the most recent image is displayed on the NeMO net homepage. Click on each photo to view the full-size image (larger file). Look for differences in the vent community!