What do you mean? If anything fish can swim in a varaitie of ways. If the fish seems to be drifiting to the side then it is possible that they are sick, or stressed. read more
If anything fish can swim in a varaitie of ways. If the fish seems to be drifiting to the side then it is possible that they are sick, or stressed. This page may be out of date. read more
The most common disease to cause a fish to swim sideways is swim bladder disease. This "disease" is a actually a broad term for a variety of symptoms such as swimming sideways, upside down and leaning to one side. read more