JPH0555652B2 - - Google Patents

Info

Publication number
JPH0555652B2
JPH0555652B2 JP2275604A JP27560490A JPH0555652B2 JP H0555652 B2 JPH0555652 B2 JP H0555652B2 JP 2275604 A JP2275604 A JP 2275604A JP 27560490 A JP27560490 A JP 27560490A JP H0555652 B2 JPH0555652 B2 JP H0555652B2
Authority
JP
Japan
Prior art keywords
water
fish
tank
chute
water level
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.)
Expired - Fee Related
Application number
JP2275604A
Other languages
English (en)
Japanese (ja)
Other versions
JPH04149306A (ja
Inventor
Kunikazu Aragata
Hirokatsu Uchida
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hokoku Kogyo Co Ltd
Original Assignee
Hokoku Kogyo Co Ltd
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 by Hokoku Kogyo Co Ltd filed Critical Hokoku Kogyo Co Ltd
Priority to JP2275604A priority Critical patent/JPH04149306A/ja
Publication of JPH04149306A publication Critical patent/JPH04149306A/ja
Publication of JPH0555652B2 publication Critical patent/JPH0555652B2/ja
Granted 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
    • Y02A40/60—Ecological corridors or buffer zones

Landscapes

  • Farming Of Fish And Shellfish (AREA)
  • Mechanical Means For Catching Fish (AREA)
JP2275604A 1990-10-15 1990-10-15 降下魚道装置 Granted JPH04149306A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2275604A JPH04149306A (ja) 1990-10-15 1990-10-15 降下魚道装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2275604A JPH04149306A (ja) 1990-10-15 1990-10-15 降下魚道装置

Publications (2)

Publication Number Publication Date
JPH04149306A JPH04149306A (ja) 1992-05-22
JPH0555652B2 true JPH0555652B2 (en]) 1993-08-17

Family

ID=17557759

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2275604A Granted JPH04149306A (ja) 1990-10-15 1990-10-15 降下魚道装置

Country Status (1)

Country Link
JP (1) JPH04149306A (en])

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09116628A (ja) * 1995-09-14 1997-05-02 Samsung Electron Co Ltd 簡易交換システムの保留通話中止方法

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI103356B1 (fi) * 1997-06-17 1999-06-15 Timo Tapio Pohjamo Kalatiejärjestelmä
JP4394439B2 (ja) 2001-07-09 2010-01-06 オバーメイヤー，ヘンリー，ケイ． 制水ゲートおよびそのアクチュエータ
US6588370B1 (en) * 2001-10-03 2003-07-08 The United States Of America As Represented By The Secretary Of The Interior Labyrinth weir and pool fishway
US6942423B2 (en) * 2001-12-26 2005-09-13 Robert E. Davis Migratory fish channel associated with one or more dams in a river

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09116628A (ja) * 1995-09-14 1997-05-02 Samsung Electron Co Ltd 簡易交換システムの保留通話中止方法

Also Published As

Publication number Publication date
JPH04149306A (ja) 1992-05-22

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Legal Events

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