ROCKLAND — Dr. Ernest W. Marshall Jr., 92, died June 15, 2017, at Woodlands Memory Center in Rockland, where he had resided for the past seven years. "Doc" was born in Laconia, N.H., on Feb. 23, 1925, and was the son of Ernest W. and Julia Mae (Annis) Marshall.

He received a master's degree in chemistry from Dartmouth College, then obtained his doctorate in geology at the University of Michigan in 1950.

Doc was a geology professor at University of Michigan in Ann Arbor for many years. A published author, his works and extensive research can be found throughout the United States. His research work allowed him several opportunities to travel around the globe.

During World War II, he enlisted in the U.S. Navy on June 15, 1943, serving until Aug. 23, 1946, and being discharged as an ensign. He was part of "Operation Crossroads," during which nuclear weapons tests were conducted by the United States at Bikini Atoll in mid-1946 in the Marshall Islands in the Pacific Theatre. In addition, he served 15 years of federal service with the Naval Reserves for the Corps of Engineers studying formation of lake crystals and providing data for the operation of aircraft from ice covered areas, primarily in Alaska.

Retiring to Midcoast Maine, Doc enjoyed sailing on Megunticook Lake and in Penobscot Bay.

Doc has no surviving family members.

He will be laid to rest next to his parents in Mountain View Cemetery in Camden, with U.S. Navy military honors and a graveside service on Friday, June 23, at 2 p.m., officiated by the Rev. Dr. Susan Stonestreet.

If desired, memorial gifts may be made to Woodlands Memory Center, 201 Camden Street, Rockland, ME 04841, where he received wonderful care and will be missed.

Arrangements are with Long Funeral Home.