| 摘要 |
PURPOSE: A tornado type artificial fish reef is provided to facilitate the incoming and outgoing of marine living bodies including fishes. CONSTITUTION: A tornado type artificial fish reef comprises a main body(10) and four sub-bodies(20). The main body comprises an upper main frame(11) which is formed in square form by a first main horizontal bar, a lower main frame(12) which is placed at an interval from the lower part of the upper main frame, and a vertical main frame having four vertical bars. The sub-body comprises an upper sub-frame having a first sub-horizontal bar, a lower sub-frame having a second sub-horizontal bar, and an incline frame having four incline bars. |
