Company News - August 20, 2015

Smith-Root Commissions Two New Fish Barriers in Minnesota

Barrier from the east

Smith-Root commissioned two Graduated Field Fish Barriers (GFFBs) in the southcentral Minnesota town of Albert Lea in May and June, 2015. One GFFB is at the outlet of Albert Lea Lake, and the other is on Goose Creek, a short creek that connects two upstream lakes. Both barriers feature an open channel design, with vertical side walls and electrodes flush-mounted to the barrier slab and walls. The owner and operator of the barriers is the Shell Rock River Watershed District. Albert...

Company News - July 15, 2015

Jungle Adventures!


Written by Bill Beaumont — Smith-Root, Inc. UK representative French Guiana (FG) is an overseas department and region of France located on the northeast Atlantic coast of South America. It borders Brazil to the south, and Suriname to the west. The country has a very low population density of only 3 inhabitants per km2, with half of the population living in the metropolitan area of Cayenne, its capital. The country is the largest (by area) overseas department of France. As an...

Company News - April 01, 2015

Becoming a Certified Electrofishing Team Leader

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Have you ever asked these questions: How do I get the most out of my electrofishing equipment? Is it a bad idea to stitch a net onto my electrofishing ring? Do you have special settings for lamprey? What is the difference between peak and average voltage? Fisheries professionals from around the globe asked these excellent questions, and more, when they joined us in Vancouver, Washington, USA, for our quarterly Electrofishing Principles and Safety course on March 10-11, 2015. The...

Company News - October 16, 2014

Invasive Carp Barrier Installed in Minnesota


Smith-Root commissioned the installation of an electric fish barrier in Jackson County, Minnesota.  The barrier, locally referred to as “1C,” was installed in the downstream end of a box culvert that passes a drainage ditch under a rural road near Brewster.  The purpose of the barrier is to prevent the upstream passage of invasive carp. The barrier is located near the geographic divide that separates the Little Sioux River watershed from the Des Moines River headwaters.  Because...

Company News - October 09, 2014

Electric Fish Barrier Commissioned in Norway


Smith-Root commissioned the installation of an electric fish barrier in the tailrace of Rygenefossen (Rygene Hydro Powerplant) located near Arendal, Norway.  The current structure at Rygenefossen initiated power production in 1978 after replacing a former power station at the same site. The hydropower dam at Rygenefossen impounds the Nid River (Nidelva) and utilizes a hydraulic head of 38 feet.  The on-site Kaplan turbine has a capacity of 56 MW and is fed by a 71-foot-long...