Choose one of the following:
Nematodes, Capillaria, roundworms
+1
- fish become emaciated despite good feeding
- schooling fish become emaciated and stay outside the school and individual fish lie on the floor and make rotating movements
- worms hanging from the anus
- the fish will occasionally excrete white, slimy feces (this symptom is only an indication of infestation with roundworms when it occurs in combination with the other aforementioned symptoms)
Flukes, trematodes, acanthocephales
+2
- the fish are visibly emaciated
- the fish reject food and frequently have white feces