JPS57170125A - Sound generator for expeling dolphin - Google Patents

Sound generator for expeling dolphin

Info

Publication number
JPS57170125A
JPS57170125A JP5247081A JP5247081A JPS57170125A JP S57170125 A JPS57170125 A JP S57170125A JP 5247081 A JP5247081 A JP 5247081A JP 5247081 A JP5247081 A JP 5247081A JP S57170125 A JPS57170125 A JP S57170125A
Authority
JP
Japan
Prior art keywords
expeling
dolphin
sound generator
sound
generator
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
JP5247081A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0244491B2 (enExample
Inventor
Kenji Okazaki
Yukio Nomoto
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.)
Ryokuseisha KK
Original Assignee
Ryokuseisha KK
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 Ryokuseisha KK filed Critical Ryokuseisha KK
Priority to JP5247081A priority Critical patent/JPS57170125A/ja
Publication of JPS57170125A publication Critical patent/JPS57170125A/ja
Publication of JPH0244491B2 publication Critical patent/JPH0244491B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Mechanical Means For Catching Fish (AREA)
  • Catching Or Destruction (AREA)
JP5247081A 1981-04-09 1981-04-09 Sound generator for expeling dolphin Granted JPS57170125A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5247081A JPS57170125A (en) 1981-04-09 1981-04-09 Sound generator for expeling dolphin

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5247081A JPS57170125A (en) 1981-04-09 1981-04-09 Sound generator for expeling dolphin

Publications (2)

Publication Number Publication Date
JPS57170125A true JPS57170125A (en) 1982-10-20
JPH0244491B2 JPH0244491B2 (enExample) 1990-10-04

Family

ID=12915596

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5247081A Granted JPS57170125A (en) 1981-04-09 1981-04-09 Sound generator for expeling dolphin

Country Status (1)

Country Link
JP (1) JPS57170125A (enExample)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06217666A (ja) * 1993-01-25 1994-08-09 Midori Inoue 漁獲方法
JP2010524451A (ja) * 2007-04-20 2010-07-22 ザ ユニヴァーシティー コート オブ ザ ユニヴァーシティー オブ セント アンドリューズ 音響抑止
CN108007560A (zh) * 2017-11-28 2018-05-08 国家海洋局第三海洋研究所 一种基于中高频信号的海豚声学保护装置及其保护方法
GB2575279A (en) * 2018-07-04 2020-01-08 Fishtek Marine Ltd Pinger For Deterring Toothed Whales

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4924790A (enExample) * 1972-06-23 1974-03-05
JPS55120730A (en) * 1979-03-13 1980-09-17 Shimada Rika Kogyo Kk Threat expelling of dolphins

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4924790A (enExample) * 1972-06-23 1974-03-05
JPS55120730A (en) * 1979-03-13 1980-09-17 Shimada Rika Kogyo Kk Threat expelling of dolphins

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06217666A (ja) * 1993-01-25 1994-08-09 Midori Inoue 漁獲方法
JP2010524451A (ja) * 2007-04-20 2010-07-22 ザ ユニヴァーシティー コート オブ ザ ユニヴァーシティー オブ セント アンドリューズ 音響抑止
CN108007560A (zh) * 2017-11-28 2018-05-08 国家海洋局第三海洋研究所 一种基于中高频信号的海豚声学保护装置及其保护方法
GB2575279A (en) * 2018-07-04 2020-01-08 Fishtek Marine Ltd Pinger For Deterring Toothed Whales
GB2575279B (en) * 2018-07-04 2022-04-13 Fishtek Marine Ltd Pinger For Deterring Toothed Whales

Also Published As

Publication number Publication date
JPH0244491B2 (enExample) 1990-10-04

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