sera guide - Healthy pond fish

19 Cause: Mineral and vitamin deficiency caused by too soft water and unsuitable food low in vitamins Treatment: page 36 Observation Deformation of gill lids, fins and spine in offspring. Observation Listlessness, too thin or too thick animals, poor develop- ment. 3 Deficiency diseases and malnutrition Cause: Low quality, monotonous food leading to liver fattening, among others Treatment: page 36 Fatty liver degeneration