Visible crustaceans
It is easily possible to see the small "crab-like" parasites on the body.
Parasitic copepod. viz. Lernea sp. Affects goldfish, carps, eels and in aquaria cichlids. It causes mortalities mainly during the hot season.
Can be eliminated with correct diagnosis and treatment.
Dr. Chacko, Jim
Unity College of Maine
Fish Patholgy Dept.
Me USA