We have traveled north to test two Cascadia seismometers that were deployed earlier during the first leg during July. A specific frequency of sound (between 9 and 13 kilohertz) is sent down to check if the instrument package is working. Sometimes a fishing trawl can flip over the seismometer, rending it useless. If the instrument [...]
Entries from October 18th, 2011
October 18th, 2011 · No Comments · Uncategorized
We’ll be in transit south for the next 8 hours, deploying the next seismometer in the dark.