JPH02116526U - - Google Patents

Info

Publication number
JPH02116526U
JPH02116526U JP1989025697U JP2569789U JPH02116526U JP H02116526 U JPH02116526 U JP H02116526U JP 1989025697 U JP1989025697 U JP 1989025697U JP 2569789 U JP2569789 U JP 2569789U JP H02116526 U JPH02116526 U JP H02116526U
Authority
JP
Japan
Prior art keywords
block
river
fish nest
view
fish
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.)
Granted
Application number
JP1989025697U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0617853Y2 (ja
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1989025697U priority Critical patent/JPH0617853Y2/ja
Publication of JPH02116526U publication Critical patent/JPH02116526U/ja
Application granted granted Critical
Publication of JPH0617853Y2 publication Critical patent/JPH0617853Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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)
JP1989025697U 1989-03-06 1989-03-06 魚巣を有する護岸ブロック Expired - Lifetime JPH0617853Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989025697U JPH0617853Y2 (ja) 1989-03-06 1989-03-06 魚巣を有する護岸ブロック

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989025697U JPH0617853Y2 (ja) 1989-03-06 1989-03-06 魚巣を有する護岸ブロック

Publications (2)

Publication Number Publication Date
JPH02116526U true JPH02116526U (uk) 1990-09-18
JPH0617853Y2 JPH0617853Y2 (ja) 1994-05-11

Family

ID=31246660

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989025697U Expired - Lifetime JPH0617853Y2 (ja) 1989-03-06 1989-03-06 魚巣を有する護岸ブロック

Country Status (1)

Country Link
JP (1) JPH0617853Y2 (uk)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6085318U (ja) * 1983-11-11 1985-06-12 ヨシコン株式会社 生態用積みブロツク

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6085318U (ja) * 1983-11-11 1985-06-12 ヨシコン株式会社 生態用積みブロツク

Also Published As

Publication number Publication date
JPH0617853Y2 (ja) 1994-05-11

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