2014 年 50 巻 3 号 p. 219-224
In recent years, the biodiversity gets to be paid more attention to in the field installed artificial fish reefs. Therefore we present some examples to study in the followings; (1) change of the organism species community by artificial fish reefs installation, (2) differences in the composition by the difference of fish catch thing between reef s structures, and (3) a practical use experiment in breakwater caisson.