Attaching 1/4 square meter grid to pipes by rope. The method did not work and eventually a hole was drilled in the four corners of the grid area, a stainless steel screw was attached, and nylon string was strung between the four corners.
Photo Category: Coral Reefs - Marine Biologist - Artificial Reef - Diving
Photo Location: Pokai Bay, Oahu
Photo Date: March 1968
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Added On | 19th October 2015 |
Viewed | 6 viewed |