CAPTAIN RAYMOND D. FUSSELMAN, Deputy Hydr ographer , 

 Navy Hydrographic Office, Washington Z5, D. C. 



Captain Fusselman was born in West Farmington, Ohio, on 

 September 30, 1910. He was graduated from the U. S. Naval Aca- 

 demy and was commissioned Ensign on June 14, 1934. He attained 

 the rank of Captain to date from July 1, 1952. He served on board 

 the USS Raleigh and on the USS Selfridge (DD-357), and commanded 

 the USS Wadsworth (DD-516), USS Wilts'ie (DD-716), and the USS 

 Lenawee (APA-195). After a distinguished career during the last 

 war as a shipboard commander, Captain Fusselman came into 

 prominence in 1953 as Head, Underseas Warfare Research and 

 Development Branch in the Office of the Chief of Naval Operations. 

 Additional assignments have included Chief of Staff, Anti-Subma- 

 rine Development Detachment, Key West; Commander, Amphi- 

 bious Division 11; and Chief, Naval Mission Venezuela. In 

 September 1957 he reported as Commanding Officer of the Office 

 of Naval Research Branch Office, San Francisco, California, and 

 in 1958 he was detached for sea duty as Commander, Destroyer 

 Squadron 25. In April of I960 he assumed his duty which he was 

 holding at the time of the Symposium. 



In addition to the Navy Cross and the Presidential Unit Cita- 

 tion Ribbon, Captain Fusselman has received several area service 

 medals, and the Cruz de Miranda, awarded by the Government of 

 Venezuela, 



DR. SIDNEY R. CALLER, Biology Branch, Office of Naval Re- 

 search, Navy Department, Washington, D. C. 



Dr. Caller was born in Baltimore, Maryland, on November 

 9, 1922. He received his B.S. at the University of Maryland in 

 1944, his M.S. in 1947, and his Ph.D. (limnology) in 1948. At 

 the Agricultural Experiment Station of the University of Maryland 

 he served as an assistant and later as an assistant zoologist. 

 He was coUaborater with the Fish and Wildlife Service in 1947. 

 Coming to the Office of Naval Research in 1948, he has served as 

 Consultant on Human Ecology and Biophysics, Head of the Eco- 

 logical Section of the Biological Branch, and Acting Head of the 

 Biophysics Branch. Dr. Caller was in the United States Army 

 from 1942-44. 



His organizational affiliations include the American Association 

 for the Advancement of Science and the American Society of Linn- 

 nology and Oceanography. The areas in which he has done research 

 include chemical, physical, and biological investigations of acid 

 ponds, polluted streams, development of microtechnique for cyto- 

 logical studies of marine organisms, and research administration. 



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