Inverted echosounder for continuous high-resolution water column profiling from the NEPTUNE (Canada) ocean observatory

In the fall of 2009 a 3-frequency (38, 123, and 210 kHz) upward-looking echo sounder was deployed in 95m of water at the inshore Folger Passage node of the NEPTUNE Canada observatory. NEPTUNE (North-East Pacific Time-Series Undersea Networked Experiments) is an 800 km cabled ocean observation system off the Pacific coast of Canada which is now online and operational. The system supplies DC power to permanently sited instruments, and supports a...