CAUTION - UNEXPLODED ORDNANCE 
Mariners are cautioned against anchoring, dredging, or trawling in this area due to the possible existence of unexploded ordnance. If unexploded ordnance is encountered, retreat and immediately make all reports to the United States (US) Coast Guard Arctic Command Center via phone at 1-866-396-1361. For additional information: call the United States (US) Army Technical Center for Explosives Safety at (918) 420-8919 or visit https://www.denix.osd.mil/mmrp/index.html.