From 1950 to 1954 he was project manager for an exploratory fishing and gear development program for the Bureau at Pascagoula, Mississippi.
2.
From 1955 to 1962 he served as Chief, Branch of Exploratory Fishing in the Bureau of Commercial Fisheries in Washington, D . C.
3.
In a week's exploratory fishing a month before the tournament, he picked one bend of the Orange Grove Canal as the area he would fish.
4.
Three specimens of " Pristiophoridae schroederi " were discovered; 38.3, 64.5, and 80.5 centimeters in length, were collected by an incidental product of exploratory fishing operations by the U . S . Bureau of Commercial Fisheries.