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US 6,183,356 B2Granted
Humane fish killing method and apparatus
AssigneeMiddleton Engineering Limited
InventorsAshley Paul Middleton, Steven Charles Kestin
Life of this patent
Estimating the term…
Abstract
Fish, such as salmon, are caused to move along a predetermined path until the leading part of the fish hits a lever to initiate a cycle of operations comprising: a) holding the fish by releasable holding means, b) stunning the fish, c) killing the fish in such manner as to effect exsanguination thereof, and d) releasing the killed fish.
Claims10
A method for the humane killing of fish, which method includes:
- a) causing a fish to move along a predetermined path,
- b) halting such movement of the fish at a predetermined position along the path,
- c) holding the fish at said predetermined position by releasable holding means,
- d) stunning the fish,
- e) killing the fish in such manner as to effect exsanguination of the fish, and
- f) releasing the killed fish.
3 more elements
Apparatus for use in the humane killing of fish, which apparatus includes:
- a) means defining a predetermined path along which a fish can be caused to travel,
- b) stop means for halting the movement of the fish at a predetermined position along said path,
- c) releasable holding means for holding the fish at said predetermined position,
- d) stunning means for stunning the held fish,
- e) killing means for killing the stunned fish in such manner as to effect exsanguination of the fish, and
- f) means for releasing the killed fish.
3 more elements
Dependencies are inferred from the claim text.