Single ping from the ATLAS forward-looking sonar shows the 200o sector with distinct small discrete objects, bottom features, T-shaped pier, and the shoreline.

Single ping from the ATLAS forward-looking sonar shows the 200-degree sector with distinct small discrete objects, bottom features, a T-shaped pier, and the shoreline. Image courtesy of Thunder Bay 2010 Expedition, NOAA-OER.

 

Related Links

Thunder Bay 2010: Cutting Edge Technology and the Hunt for Lake Huron’s Lost Ships

Thunder Bay 2010: Sonar and AUV Technology

NOAA Ocean Explorer Gallery