GB2331690A - Net pen system - Google Patents

Net pen system

Info

Publication number
GB2331690A
GB2331690A GB9902906A GB9902906A GB2331690A GB 2331690 A GB2331690 A GB 2331690A GB 9902906 A GB9902906 A GB 9902906A GB 9902906 A GB9902906 A GB 9902906A GB 2331690 A GB2331690 A GB 2331690A
Authority
GB
United Kingdom
Prior art keywords
net
additional
net bottom
outwardly
pen system
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
GB9902906A
Other versions
GB2331690B (en
GB9902906D0 (en
Inventor
Rolf Engelsen
Magne Bolstad
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB9902906D0 publication Critical patent/GB9902906D0/en
Publication of GB2331690A publication Critical patent/GB2331690A/en
Application granted granted Critical
Publication of GB2331690B publication Critical patent/GB2331690B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K61/00—Culture of aquatic animals
    • A01K61/60—Floating cultivation devices, e.g. rafts or floating fish-farms
    • 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

  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Marine Sciences & Fisheries (AREA)
  • Zoology (AREA)
  • Animal Husbandry (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Catching Or Destruction (AREA)

Abstract

Net pen system, especially adapted for area demanding aquatic organisms, comprising a net being suspended from a floating frame (1) having a net bottom (2), an additional net bottom (4) being secured to the net above and near the net bottom (12), ropes extending upwardly and outwardly to attachments connected with the frame (1) outside the additional bottom (4) and weights (5) being secured to the additional net bottom (4) along its circumference, the forces from the outwardly and upwardly directed ropes and the weights (5) giving the additional net bottom (4) a horizontal, outwardly directed resultant force maintaining the additional net bottom (4) substantially horizontal.
GB9902906A 1996-08-09 1997-08-11 Net pen system Expired - Fee Related GB2331690B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NO963341A NO303371B1 (en) 1996-08-09 1996-08-09 Breeding Cage
PCT/NO1997/000204 WO1998006253A1 (en) 1996-08-09 1997-08-11 Net pen system

Publications (3)

Publication Number Publication Date
GB9902906D0 GB9902906D0 (en) 1999-03-31
GB2331690A true GB2331690A (en) 1999-06-02
GB2331690B GB2331690B (en) 2000-02-23

Family

ID=19899697

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9902906A Expired - Fee Related GB2331690B (en) 1996-08-09 1997-08-11 Net pen system

Country Status (4)

Country Link
AU (1) AU3954697A (en)
GB (1) GB2331690B (en)
NO (1) NO303371B1 (en)
WO (1) WO1998006253A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO311062B1 (en) * 1999-02-12 2001-10-08 Refa As Device for flat bottom cages
CN1217573C (en) * 2002-10-08 2005-09-07 浙江海洋学院海洋科学与技术学院 Multi-layer net cage
CN110419479A (en) * 2019-08-16 2019-11-08 长江水利委员会长江科学院 A kind of section bait subtracts dirty netting cases for ecological culture

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US34971A (en) * 1862-04-15 Military and civig bed-frame
GB2184631A (en) * 1985-11-06 1987-07-01 Bridgestone Corp Fish breeding apparatus
US5549076A (en) * 1991-10-08 1996-08-27 Kaarstad; Charles Device for use in a rearing unit

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE34971E (en) * 1989-04-18 1995-06-20 Nor'eastern Trawl Systems, Inc. Spar buoy pen system

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US34971A (en) * 1862-04-15 Military and civig bed-frame
GB2184631A (en) * 1985-11-06 1987-07-01 Bridgestone Corp Fish breeding apparatus
US5549076A (en) * 1991-10-08 1996-08-27 Kaarstad; Charles Device for use in a rearing unit

Also Published As

Publication number Publication date
NO963341D0 (en) 1996-08-09
WO1998006253A1 (en) 1998-02-19
GB2331690B (en) 2000-02-23
GB9902906D0 (en) 1999-03-31
NO303371B1 (en) 1998-07-06
AU3954697A (en) 1998-03-06
NO963341L (en) 1998-02-10

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20030811