Images

Tethered boat deployed from a temporary cableway using pulleys and rope.

Sontek 1

Photograph of custom boogie board for ADCP deploymet, view of bottom.

Photograph of custom boogie board for ADCP deploymet, view of bottom.

Photograph of OceanScience, Inc. rough water trimaran boat for the StreamPro.

A SonTek Argonaut mounting plate is fastened to 2" conduit using a structural pipe wall flange.

Fog Over Glacial Ridge National Wildlife Refuge

Photo of stream in urban environment with green lawn beside it. Photo credit: Alan Cressler USGS

The AVM-measured velocity used to index mean velocity can be the line velocity from one acoustic path or from multiple acoustic paths.

Protective housing prevents damage to ADVM and allows for adjustment of heading and roll.

Kentucky mount constructed from Speed Rail. This mount can be used to deploy Rio Grande, RiverPro, RioPro, and RiverSurveyor ADCPs.

Old custom made Kentucky-style mount on several different boats from Kentucky and Illinois deploying both Broadband (BB) and Rio Grande ADCPs. A pole can be fixed to the mount for deploying a GPS antenna located on top of the ADCP. The Kentucky-style mount constructed of Speed Rail is recommended for Rio Grande Workhorse, RiverPro, RioPro, and Sontek M9.

2-speed sailing winch used by the Illinois Field Office to make low-flow measurements on a tagline. 

Photograph of tethered boat deployed downstream from a bridge.

Q-Boat 1800RP for swift flow.

Young moose near Benoit, Minnesota, Glacial Ridge National Wildlife Refuge

Ephemeral wetlands at Glacial Ridge National Wildlife Refuge

Tethered Boat Mount

Examples of tethered acoustic Doppler current profiler (ADCP) boats used for making discharge measurements.

(Left photograph by Jeff Woodward, Environment Canada and right photograph by Geoffrey D. Cartano, U.S. Geological Survey.)

Speed Rail Mount with adjustable Pitch Roll

Sontek M9 bridge deployment during flooding event

Planview photograph of the OceanScience Riverboat.