Method for managing fishes and shellfishes, anesthesia maintenance device, anesthesia maintenance system, anesthesia maintenance method and transportation method

摘要

[Problem]To reduce the toxic components in an aquarium to prevent sudden death of fishes and shellfishes. [Solution] According to the present invention, in an aquarium in which fishes and shellfishes in an anesthesia state are accommodated, the concentration of carbon dioxide in the aquarium is adjusted so as to promote a reaction of ammonia (NH