Image #4: Personal ObservationThis structure is a typical solution to erosion concerns along the lakeshore. Describe WHAT you see in this image and WHY.![lake with concrete retaining wall](https://images.dnr.state.mn.us/assistance/backyard/shorelandmgmt/restoreyourshore/sl/205_13_1.jpg)
Image #4: Others' Observation
![lake with concrete retaining wall](https://images.dnr.state.mn.us/assistance/backyard/shorelandmgmt/restoreyourshore/sl/205_13_1.jpg)
Image #4: Others' Observation
Mary Blickenderfer, University of Minnesota, Shoreland Extension Manager.
Carol Hall, Herpetologist, Minnesota DNR.