Show disease of salmon since the researches of I 1 the late prof huxley the ft ell known salmon disease has always been regarded as caused by the attall of a fungus mr hume patterson has recently conduct ed a research for the fishery board of scotland and has come to the con elusion that the disease is due to invasion of the tissues of the fish by a special bacillus chica gains access through some abrasion or ulceration ulcer atlon of the sun skin when the skin of the fish is in a healthy state the disease is evidently not contracted the bacilli remain alive in the dead fish which therefore prove a source of in faction they should be removed and burned as soon as they are observed |