disease eventually all of the tanks will get it?
A. Not at all. First it must be understood what causes a fish or any other living animal, including humans to get sick. What we call sickness simply means that for some reason the conditions got right for some virus or bacteria to attack a fish. Just as people are constantly surrounded every minute of every day by cold germs and other viruses, the same is true within a fish culture system. A normally healthy person has enough body strength and immunities to continually ward these viruses off. As we know, in cold, wet weather a person is more likely to catch a cold because the adverse weather and climate conditions can stress a person’s immune system and leave them vulnerable to be attack by these pathogens. Many people move to more favorable climate areas to lower their chances of getting sick. The same is true within any fish culture system whether it be ponds or tanks. The fish are constantly surrounded by what are referred to as, “Opportunistic pathogens”. These “Bugs” are just wait
