Last update: June 22, 2011

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Survey Preparations

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Our survey boat (loaned by the DMWR, 30-footer)....

2 GPS antennae topside...

Main cabin...

Main electronics rack, top to bottom:
Pos MV nav system, Sun hard disk, Sun CPU, Kongsberg Simrad multibeam system, UPS

Helping to repair POS MV system...

 

Gas generator on bow for powering A/C and electronics...

Pole mount for multibeam transducer...

Mounting multibeam transducer to pole...

Cabling tranducer to pole & electronics in cabin...

Mounting final pole/transducer assembly to bow of boat...

Final pole/transducer assembly ready for speed tests, then surveying...

CTD (conductivity/temperature/depth) cast for sound velocity profile (SVP) determination....

Marine tech extraordinaire Brian Donahue, rigging sound velocimeter in lieu of CTD problems...

Sound velocimeter...

Dawn chats with Nancy before getting underway...

Survey data collection underway...


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Photo montage in header courtesy of National Marine Sanctuary System and Kip Evans, National Geographic Society
http://dusk.geo.orst.edu/djl/samoa/g2.html