SE0102619L - Device for counting fish in fish stairs or other systems for guiding migratory fish - Google Patents
Device for counting fish in fish stairs or other systems for guiding migratory fishInfo
- Publication number
- SE0102619L SE0102619L SE0102619A SE0102619A SE0102619L SE 0102619 L SE0102619 L SE 0102619L SE 0102619 A SE0102619 A SE 0102619A SE 0102619 A SE0102619 A SE 0102619A SE 0102619 L SE0102619 L SE 0102619L
- Authority
- SE
- Sweden
- Prior art keywords
- fish
- stairs
- guiding
- systems
- counting
- Prior art date
Links
- 241000251468 Actinopterygii Species 0.000 title abstract 5
- 230000001617 migratory effect Effects 0.000 title 1
- 238000011144 upstream manufacturing Methods 0.000 abstract 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B8/00—Details of barrages or weirs ; Energy dissipating devices carried by lock or dry-dock gates
- E02B8/08—Fish passes or other means providing for migration of fish; Passages for rafts or boats
-
- A01K61/001—
-
- 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
- A01K61/90—Sorting, grading, counting or marking live aquatic animals, e.g. sex determination
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06M—COUNTING MECHANISMS; COUNTING OF OBJECTS NOT OTHERWISE PROVIDED FOR
- G06M11/00—Counting of objects distributed at random, e.g. on a surface
-
- 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
-
- 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)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Civil Engineering (AREA)
- Theoretical Computer Science (AREA)
- Structural Engineering (AREA)
- General Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Marine Sciences & Fisheries (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Physics & Mathematics (AREA)
- Time Recorders, Dirve Recorders, Access Control (AREA)
- Processing Of Meat And Fish (AREA)
- Farming Of Fish And Shellfish (AREA)
Abstract
The counting device has at least one guide wall (9) pivotally mounted on an axle (8) on the upstream side of a gate (10) or similar narrow passage for the fish to swim through. The wall is made to vibrate as the fish swims through the gate and these vibrations are recorded.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NO20003896A NO20003896D0 (en) | 2000-07-31 | 2000-07-31 | Fish counting device |
Publications (3)
Publication Number | Publication Date |
---|---|
SE0102619D0 SE0102619D0 (en) | 2001-07-27 |
SE0102619L true SE0102619L (en) | 2002-02-01 |
SE523907C2 SE523907C2 (en) | 2004-06-01 |
Family
ID=19911444
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE0102619A SE523907C2 (en) | 2000-07-31 | 2001-07-27 | Counting device for fish in traps or other systems for guiding migratory fish, comprises pivoting guide wall moved by fish as it swims past |
Country Status (3)
Country | Link |
---|---|
FI (1) | FI119114B (en) |
NO (1) | NO20003896D0 (en) |
SE (1) | SE523907C2 (en) |
-
2000
- 2000-07-31 NO NO20003896A patent/NO20003896D0/en unknown
-
2001
- 2001-07-23 FI FI20011565A patent/FI119114B/en active
- 2001-07-27 SE SE0102619A patent/SE523907C2/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
FI20011565A (en) | 2002-02-01 |
FI119114B (en) | 2008-07-31 |
FI20011565A0 (en) | 2001-07-23 |
NO20003896D0 (en) | 2000-07-31 |
SE0102619D0 (en) | 2001-07-27 |
SE523907C2 (en) | 2004-06-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |