JPS5762026B2 - - Google Patents

Info

Publication number
JPS5762026B2
JPS5762026B2 JP50076144A JP7614475A JPS5762026B2 JP S5762026 B2 JPS5762026 B2 JP S5762026B2 JP 50076144 A JP50076144 A JP 50076144A JP 7614475 A JP7614475 A JP 7614475A JP S5762026 B2 JPS5762026 B2 JP S5762026B2
Authority
JP
Japan
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
Application number
JP50076144A
Other languages
Japanese (ja)
Other versions
JPS51151584A (en
Inventor
Yoshinobu Maniwa
Takeo Tsurugatani
Masahiko Furusawa
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.)
ZENKOKU GYOGYO KYOSAI KUMIAI RENGOKAI
Original Assignee
ZENKOKU GYOGYO KYOSAI KUMIAI RENGOKAI
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 ZENKOKU GYOGYO KYOSAI KUMIAI RENGOKAI filed Critical ZENKOKU GYOGYO KYOSAI KUMIAI RENGOKAI
Priority to JP50076144A priority Critical patent/JPS51151584A/ja
Publication of JPS51151584A publication Critical patent/JPS51151584A/ja
Publication of JPS5762026B2 publication Critical patent/JPS5762026B2/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
    • Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
    • Y02A40/81—Aquaculture, e.g. of fish

Landscapes

  • Farming Of Fish And Shellfish (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
JP50076144A 1975-06-20 1975-06-20 Measuring method for number of fish Granted JPS51151584A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50076144A JPS51151584A (en) 1975-06-20 1975-06-20 Measuring method for number of fish

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50076144A JPS51151584A (en) 1975-06-20 1975-06-20 Measuring method for number of fish

Publications (2)

Publication Number Publication Date
JPS51151584A JPS51151584A (en) 1976-12-27
JPS5762026B2 true JPS5762026B2 (es) 1982-12-27

Family

ID=13596791

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50076144A Granted JPS51151584A (en) 1975-06-20 1975-06-20 Measuring method for number of fish

Country Status (1)

Country Link
JP (1) JPS51151584A (es)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS635936A (ja) * 1986-06-26 1988-01-11 株式会社　森田鐵工所 断熱材およびその製造方法
WO2006038330A1 (ja) * 2004-10-01 2006-04-13 Furuno Electric Co., Ltd. 魚群の魚量情報を算出可能な水中探知装置及びその方法

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57189081A (en) * 1981-05-15 1982-11-20 Furuno Electric Co Ltd Search device for amount of resources
JPH0251088A (ja) * 1988-08-12 1990-02-21 Takeshi Hayashi 魚センサを備える静止容積式フィッシュポンプ
JP5073160B2 (ja) * 2004-10-01 2012-11-14 古野電気株式会社 魚群情報、魚群の体積及び単体魚の後方散乱強度を算出可能な水中探知装置、並びにそれらの方法
JP6441735B2 (ja) * 2015-04-20 2018-12-19 古野電気株式会社 水中探知装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5016168A (es) * 1973-06-13 1975-02-20

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5016168A (es) * 1973-06-13 1975-02-20

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS635936A (ja) * 1986-06-26 1988-01-11 株式会社　森田鐵工所 断熱材およびその製造方法
WO2006038330A1 (ja) * 2004-10-01 2006-04-13 Furuno Electric Co., Ltd. 魚群の魚量情報を算出可能な水中探知装置及びその方法
JP2006105701A (ja) * 2004-10-01 2006-04-20 Hokkaido Univ 魚群の魚量情報を算出可能な水中探知装置及びその方法
GB2432672A (en) * 2004-10-01 2007-05-30 Furuno Electric Co Underwater detector and method capable of calculating fish quantity information on school of fish
GB2432672B (en) * 2004-10-01 2008-04-09 Furuno Electric Co Underwater detector and method capable of calculating fish quantity information on school of fish
US7768875B2 (en) 2004-10-01 2010-08-03 Furuno Electric Co., Ltd. Underwater sounding apparatus capable of calculating fish quantity information about fish school and method of such calculation

Also Published As

Publication number Publication date
JPS51151584A (en) 1976-12-27

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