GB2593026A - Cage for fish farming - Google Patents

Cage for fish farming Download PDF

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Publication number
GB2593026A
GB2593026A GB2020255.2A GB202020255A GB2593026A GB 2593026 A GB2593026 A GB 2593026A GB 202020255 A GB202020255 A GB 202020255A GB 2593026 A GB2593026 A GB 2593026A
Authority
GB
United Kingdom
Prior art keywords
fish
buoyancy element
farming cage
buoyancy
flat
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
GB2020255.2A
Other versions
GB2593026B (en
GB202020255D0 (en
Inventor
Meling Dag-Oyvind
Ludvigsen Tord
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.)
Roxel Aqua As
Original Assignee
Roxel Aqua As
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 Roxel Aqua As filed Critical Roxel Aqua As
Publication of GB202020255D0 publication Critical patent/GB202020255D0/en
Publication of GB2593026A publication Critical patent/GB2593026A/en
Application granted granted Critical
Publication of GB2593026B publication Critical patent/GB2593026B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01KANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K61/00Culture of aquatic animals
    • A01K61/10Culture of aquatic animals of fish
    • A01K61/13Prevention or treatment of fish diseases
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01KANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K61/00Culture of aquatic animals
    • A01K61/60Floating cultivation devices, e.g. rafts or floating fish-farms
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01KANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K61/00Culture of aquatic animals
    • A01K61/60Floating cultivation devices, e.g. rafts or floating fish-farms
    • A01K61/65Connecting or mooring devices therefor
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01KANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K79/00Methods or means of catching fish in bulk not provided for in groups A01K69/00 - A01K77/00, e.g. fish pumps; Detection of fish; Whale fishery
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/80Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
    • Y02A40/81Aquaculture, e.g. of fish

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Marine Sciences & Fisheries (AREA)
  • Animal Husbandry (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Zoology (AREA)
  • Farming Of Fish And Shellfish (AREA)
  • Housing For Livestock And Birds (AREA)
  • Artificial Fish Reefs (AREA)

Abstract

A fish-farming cage (1), the fish-farming cage (1) comprising a first buoyancy element (10) with a first diameter (DIO), a second buoyancy element (20) with a second diameter (D20), a third buoyancy element (30) with a third diameter (D30), a closed enclosure (40) comprising a bottom wall (41) and a top wall (42), and an anchoring (50). In a lowered position, the second buoyancy element (2) is vertically displaceable in a water column relative to the first buoyancy element (10) when the first buoyancy element (10) is positioned in a water surface (0), the first buoyancy element (10) including a first work platform (11) and the second buoyancy element including a second work platform (21).

Claims (15)

C l a i m s
1. A fish-farming cage (1), the fish-farming cage (1) comprising : - a first buoyancy element (10) with a first diameter (DIO); - a second buoyancy element (20) with a second diameter (D20); - a third buoyancy element (30) with a third diameter (D30); - a closed enclosure (40) comprising a bottom wall (41) and a top wall (42); and - an anchoring (50), c h a r a c t e r i z e d i n that in a lowered position, the second buoyancy element (20) is vertically dis placeable in a water column relative to the first buoyancy element (10) when the first buoyancy element (10) is positioned in a water surface (10), the first buoyancy element (10) including a first work platform (11) and the second buoyancy element including a second work platform (21).
The fish-farming cage (1) according to claim 1, wherein the first buoyancy element (10) and the second buoyancy element (20) are arranged to float in the same plane in the water column.
3. The fish-farming cage (1) according to any one of the preceding claims, wherein at least one of the buoyancy elements (10, 20) includes a projecting portion (60, 60a) arranged to form a vessel-receiving element.
4. The fish-farming cage (1) according to any one of the preceding claims, wherein a walkway (65) extends from the first buoyancy element (10) to the second buoyancy element (20).
5. The fish-farming cage (1) according to any one of the preceding claims, wherein, in a lowered position, the third buoyancy element (30) is vertically displaceable relative to the second buoyancy element (20) in the water col- umn.
6. The fish-farming cage (1) according to any one of the preceding claims, wherein the first buoyancy element (10) and the second buoyancy element (20) and the third buoyancy element (30) are arranged to float in the same plane in the water column. P28584PC00 BE
7. The fish-farming cage (1) according to any one of the preceding claims, wherein the third buoyancy element (30) comprises a conically shaped bot- tom cap (31).
8. The fish-farming cage (1) according to any one of the preceding claims, wherein the third buoyancy element includes an attachment (32) for the an- choring (50), the anchoring (50) being arranged to position at least one of the buoyancy elements (10, 20, 30) in the water column.
9. The fish-farming cage (1) according to any one of the preceding claims, wherein the fish-farming cage (1) is lowerable .
10. The fish-farming cage (1) according to any one of the preceding claims, wherein a portion of a shape element (12, 13) belonging to at least one buoyancy element (10, 20, 30) is perforated.
11. A method for moving a fish-farming cage (1) according to claim 1 along a water surface (0), the method comprising the step of: a) arranging the first buoyancy element (10), the second buoyancy element (20) and the third buoyancy element (30) in the same plane, so that a flat- packed fish-farming cage (1) is formed.
12. The method for moving a flat-packed fish-farming cage (1) according to claim 11, the method further including the steps of: b) positioning the flat-packed fish-farming cage (1) in a water surface (0); c) arranging a moving device on the flat-packed fish-farming cage (1) and on a moving vessel; and d) moving the flat-packed fish-farming cage (1) by means of the towing ves sel from a first location to a second location.
13. The method for moving a flat-packed fish-farming cage (1) according to claim 11, the method including the steps of: e) arranging a flat-packed fish-farming cage (1) on a vessel; f) moving the flat-packed fish-farming cage (1) from a first location to a P28584PC00 BE second location by the vessel; and g) arranging the flat-packed fish-farming cage (1) on the water surface (0).
14. The method for moving a fish-farming cage according to claim 13, wherein the method, after step e), further comprises the step of: i) arranging a second flat-packed fish-farming cage (1) over the first flat- packed fish-farming cage (1).
15. A method for crowding fish in a fish-farming cage (1) according to claim 1, the method including the steps of: i) positioning the first buoyancy element (10) in a water surface (0); ii) carrying out a first lengthening of an anchoring (50, 51) between the third buoyancy element (30) and a seabed (99) until the second buoyancy ele- ment (20) is floating in the water column; and iii) carrying out a second lengthening of the anchoring (50, 51) until the third buoyancy element (30) is floating in the water column. P28584PC00 BE
GB2020255.2A 2018-07-10 2019-07-09 Cage for fish farming Active GB2593026B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NO20180967A NO344480B1 (en) 2018-07-10 2018-07-10 Breeding cage
PCT/NO2019/050145 WO2020013703A1 (en) 2018-07-10 2019-07-09 Cage for fish farming

Publications (3)

Publication Number Publication Date
GB202020255D0 GB202020255D0 (en) 2021-02-03
GB2593026A true GB2593026A (en) 2021-09-15
GB2593026B GB2593026B (en) 2022-08-10

Family

ID=69143071

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2020255.2A Active GB2593026B (en) 2018-07-10 2019-07-09 Cage for fish farming

Country Status (5)

Country Link
CL (1) CL2021000016A1 (en)
DK (1) DK202170018A1 (en)
GB (1) GB2593026B (en)
NO (1) NO344480B1 (en)
WO (1) WO2020013703A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO346189B1 (en) * 2020-06-26 2022-04-11 Aker Solutions As Fish farming system
CN111642440B (en) * 2020-06-18 2021-11-26 浙江海洋大学 Seawater diversion deceleration type aquaculture net cage
WO2022039602A1 (en) * 2020-08-19 2022-02-24 Innomar As Fish pot for catching and raising fish
CN112535133B (en) * 2020-11-24 2022-10-21 浙江省海洋水产研究所 Leisure fishery artificial fish reef area networking stadium
NO346549B1 (en) * 2021-03-08 2022-10-03 Eide Fjordbruk As Closed submersible production unit for fish
CN114532268B (en) * 2022-01-12 2023-03-10 中国水产科学研究院南海水产研究所 Large steel breeding facility and flexible net cage thereof
NO347545B1 (en) * 2022-03-08 2024-01-02 Mmc First Process As Crowding arrangement

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1987004320A1 (en) * 1986-01-27 1987-07-30 Farmocean Ab A floating breeding device for fish or the like
RU2105471C1 (en) * 1996-08-12 1998-02-27 Леонид Юрьевич Бугров Submersible fish tank
NO20001217L (en) * 2000-03-08 2001-09-19 Refa As Device for raising and lowering net bag
NO20120807A1 (en) * 2009-12-14 2012-09-12 Stecg Innovation As Procedure for bathing and deburring fish in floating aquaculture facilities
CN207100150U (en) * 2017-05-05 2018-03-16 翟玉明 The high buoyant equilibrium submerged floating aquaculture net cage of novel horizontal buoyancy tube
NO342421B1 (en) * 2016-11-15 2018-05-22 Marine Constructions As Double net wall cage

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1987004320A1 (en) * 1986-01-27 1987-07-30 Farmocean Ab A floating breeding device for fish or the like
RU2105471C1 (en) * 1996-08-12 1998-02-27 Леонид Юрьевич Бугров Submersible fish tank
NO20001217L (en) * 2000-03-08 2001-09-19 Refa As Device for raising and lowering net bag
NO20120807A1 (en) * 2009-12-14 2012-09-12 Stecg Innovation As Procedure for bathing and deburring fish in floating aquaculture facilities
NO342421B1 (en) * 2016-11-15 2018-05-22 Marine Constructions As Double net wall cage
CN207100150U (en) * 2017-05-05 2018-03-16 翟玉明 The high buoyant equilibrium submerged floating aquaculture net cage of novel horizontal buoyancy tube

Also Published As

Publication number Publication date
DK202170018A1 (en) 2021-01-22
NO344480B1 (en) 2020-01-13
WO2020013703A1 (en) 2020-01-16
GB2593026B (en) 2022-08-10
GB202020255D0 (en) 2021-02-03
CL2021000016A1 (en) 2021-07-19

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