JPH02139921U - - Google Patents
Info
- Publication number
- JPH02139921U JPH02139921U JP1989047695U JP4769589U JPH02139921U JP H02139921 U JPH02139921 U JP H02139921U JP 1989047695 U JP1989047695 U JP 1989047695U JP 4769589 U JP4769589 U JP 4769589U JP H02139921 U JPH02139921 U JP H02139921U
- Authority
- JP
- Japan
- Prior art keywords
- fish
- front part
- block according
- hole
- fish nest
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 241000251468 Actinopterygii Species 0.000 claims description 4
- 230000000284 resting effect Effects 0.000 claims 1
- 235000015170 shellfish Nutrition 0.000 claims 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
Landscapes
- Artificial Fish Reefs (AREA)
- Revetment (AREA)
Description
第１図は魚巣ブロツクの斜視図、第２、第３、
第４図はブロツクの正面図、側面図、平面図、第
５、第６図は他の実施例を示すブロツクの側面図
で、第７、第８図は施行状況を示す縦断面図と一
部を示す平面図である。
Ａ……ブロツク本体、Ｓ……空間、１……前部
、４……表面、５……安息孔、１３……通水孔、
１７……鉄筋。
Figure 1 is a perspective view of the fish nest block, 2nd, 3rd,
Figure 4 is a front view, side view, and plan view of the block, Figures 5 and 6 are side views of the block showing other embodiments, and Figures 7 and 8 are longitudinal cross-sectional views showing the implementation situation. FIG. A... Block body, S... Space, 1... Front, 4... Surface, 5... Rest hole, 13... Water hole,
17...Reinforced steel.
Claims (1)
する自立ブロツクであつて、 前部１の側面３には魚介類の棲息を保護する安
息孔５が両側面を貫通して形成されていることを
特長とする魚巣ブロツク。 (2) 請求項(1)記載の魚巣ブロツクにおいて安息
孔５が側面３の３０％〜８０％占めていることを
特長とする魚巣ブロツク。 (3) 請求項(1)項又は(2)記載の魚巣ブロツクに
おいて表面４の全表面又は一部分に開放部が設け
られていることを特長とする魚巣ブロツク。[Scope of Claim for Utility Model Registration] (1) A free-standing block in which the front part 1 and the rear retainer 2 have approximately the same height, and the side face 3 of the front part 1 has a resting hole to protect the habitat of fish and shellfish. 5 is formed through both sides. (2) A fish nest block according to claim (1), characterized in that the rest hole 5 occupies 30% to 80% of the side surface 3. (3) A fish nest block according to claim (1) or (2), characterized in that an open portion is provided on the entire surface or a part of the surface 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989047695U JPH02139921U (en) | 1989-04-25 | 1989-04-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989047695U JPH02139921U (en) | 1989-04-25 | 1989-04-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02139921U true JPH02139921U (en) | 1990-11-22 |
Family
ID=31563853
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989047695U Pending JPH02139921U (en) | 1989-04-25 | 1989-04-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02139921U (en) |
-
1989
- 1989-04-25 JP JP1989047695U patent/JPH02139921U/ja active Pending