Sentences with phrase «describe hydrographic»
To describe hydrographic conditions, chlorophyll - a concentration (an index of phytoplankton density) and density of small zooplankton, we used an integrated physical and biological sensor package: 2 pairs of conductivity - temperature - depth sensors (CTD, Seabird Electronics), a fluorometer (Wet Labs); a Laser In Situ Scattering and Transmissometer (Sequoia Scientific); and a Laser Optical Plankton Counter (Brooke Ocean Technologies).
http://journals.plos.org/ Not exact matches
Tapping the Aquifer On a hydrographic map, the Ogallala is a Rorschach inkblot that some describe as the shape of a mushroom, others the South American continent.