A Marine Educator At Sea

Sea Grant's Bill Hanshumaker chronicles ocean research missions

A Marine Educator At Sea

Entries Tagged as 'STEM'

Introduction

August 13th, 2013 · No Comments · General information

The Cascadia Initiative is an onshore-offshore seismic and geodetic experiment, using an underwater array of seismometers to measure the deformation of the Juan de Fuca and Gorda plates. The seismometers, located off the coasts of California, Oregon, Washington and Vancouver Island, need to be recovered and deployed every year in order to collect the data […]

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CTD Cast

October 17th, 2011 · 2 Comments · 2011 - R/V Wecoma, 2011 Crew, CTD, Procedures

CTD stands for conductivity, temperature and depth. These terms refer to the changing seawater characteristics that the CTD array encounters as it descends. It electrically sends continuous measurements back to the ship. Conductivity is an electrical measurement of salinity. The salinity varies near the surface, but is a reliable 34 to 35 parts per thousand […]

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