All of the following are potential causes that may have contributed to the introduction and spread of the infection in the two tanks, with the exception of
A)an infected fish introduced into the tank.
B)crowded conditions.
C)stress/harassment.
D)poor nutrition.
E)uncontaminated water.

Question

Quizplus · Accepted Answer

Uncontaminated water is not a potential cause for the introduction and spread of infection in the two tanks. The other factors listed are known to increase the likelihood of infection in fish populations.

All of the Following Are Potential Causes That May Have