Abstract: A method for preparing a fish product. In the method, a slaughtered fish is filleted in pre-rigor state, skin is removed from the fillet in pre-rigor state, the skinless fillet is arranged in a pre-salting process in pre-rigor state and allowed to remain there for the pre-salting period, the fillet is removed from the pre-salting process, the fillet is arranged in its transport package, in which it is subjected to a second salting process, and the fillet is allowed to remain in the transport package for at least one day.

Abstract: An arrangement and method for slicing a fish fillet. The arrangement comprises a slicing space which is isolated from its surroundings and unmanned, receiving means for receiving a cutting platform comprising a fish fillet (10) into the cutting space, said cutting platform being fillet specific so that it is arranged to be replaced with the fish fillet (10) adapted on it, a cutting blade (9), which is non-rotating and adapted in the slicing space, a cutting actuator adapted to bring the cutting blade (9) into a linear cutting movement in relation to the cutting platform to detach a slice from the fish fillet (10), and transfer means arranged to transfer the blade to such a position in relation to the cutting platform where the subsequent slice is cut off from the fish fillet (10).