ANCHOR, CORAL GROWING METHOD AND CORAL PROTECTION METHOD

摘要

PROBLEM TO BE SOLVED: To provide means that can anchor an underwater installation member in the water bottom by simple work and maintain an anchored condition for a long period of time, when installing a grid or net-like underwater installation member in water for the purpose of protecting and growing aquatic organisms.;SOLUTION: An anchor A is provided for anchoring an underwater installation member B for protecting or growing aquatic organisms on a surface C to be installed in the water, the anchor including each leg B1 constituting an entity portion by being formed substantially in a grid or net-like pattern and each opening part B2 surrounded by the legs B1, B1, B1, B1. The anchor includes a flange part 1 and a shaft part 2 set up from a back side 11 of the flange part 1. The underwater installation member B is configured to be sandwiched between the flange part 1 and the surface C to be installed, by being driven into the surface C to be installed while the shaft part 2 is inserted in the opening part B2 and the abutment between plural parts of the legs B1 surrounding the opening parts B2 and the back side 11 of the flange part 1 when anchoring the underwater installation member B to the surface C to be installed.;COPYRIGHT: (C)2015,JPO&INPIT