sera guide - Healthy pond fish

2.4 Diseases caused by flagellates 2.5 Diseases caused by ciliates Observation The fish scrub themselves on decoration and swim hec- tically in early stages, later on fine whitish yellow dots (< 0.3 mm) on skin and fins; frequently infestation of the gills; fish looks – especially in backlight – as if dusted with flour; velvet-like coating. Diagnosis: Piscinoodinium, Velvet disease Treatment: page 29 Observation Clearly visible white spots (0.4 – 1.5 mm) on skin and fins, clamped fins and scrubbing on decoration. Diagnosis: Ichthyophthirius multifiliis (white spot disease) Treatment: page 30 13 Piscinoodinium Goldfish with “Ich”