Nushagak survey monitors Snag Point erosion

Hydrographic surveyor Per Steenstrup (right) and his colleague, both of eTrac, Inc., calibrate their instruments during a break between surveys at the Dillingham boat harbor. (Photo by Hannah Colton, KDLG – Dillingham)
A drift boat outfitted with surveying equipment spent just over a week in September crisscrossing Nushagak Bay, taking depth measurements.
The Army Corps of Engineers funded the survey to plot changes to the river’s channel. They’re doing so to keep an eye on coa