Identification should include types of fish disease and common stressors of fish that contribute to infectious and non-infectious diseases. They are
- stressors
- chemical (e.g., poor water, pollution, diet, and metabolic waste)
- biological (e.g., density, microorganisms, macroorganisms)
- physical (e.g., temperature, light, sounds , and gases)
- procedural (e.g., handling, shipping, and treatments)
- infectious diseases
- bacterial
- clinical signs
- behavioral (e.g., lack of appetite, lethargy)
- physical (e.g., lesions, discoloration, hemorrhaging)
- contributing factors
- prevention
- viral
- clinical signs (e.g., behavioral, physical)
- contributing factors
- prevention
- parasitic
- clinical signs (e.g., behavioral, physical)
- contributing factors
- prevention
- fungal
- clinical signs (e.g., behavioral, physical)
- contributing factors
- prevention
- non-infectious diseases
- clinical signs (e.g., behavioral, physical)
- contributing factors (e.g., water quality issues)
- prevention.
Process/Skill Questions:
- What are some behavioral signs of a fish in distress?
- If a fish has lesions, what is the likely culprit?
- What are some examples of unusual fish behavior that may indicate disease?
- What are three management practices that prevent stress?