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Fish Vet Masterclass

Build your expertise in Aquatic Animal Health with the Ultimate Fish Vet Masterclass. Become the go-to fish veterinarian in your region with step-by-step cases, protocols, and support you can apply in practice immediately.

Course details

Learn directly from board-certified fish veterinarian Dr Richmond Loh, who brings 25 years of clinical, diagnostic laboratory and teaching experience to every lesson. Built from more than two decades of carefully compiled teaching material and real-world cases, Fish Vet Masterclass is one of the most comprehensive freshwater fish medicine courses available online.

Gain decades of fish vet experience quickly and easily. The Fish Vet Masterclass helps you rapidly master the practical knowledge, diagnostic skills and treatment strategies you need to manage fish diseases confidently to professional veterinary standards.

By completing Fish Vet Masterclass, you will gain the knowledge and practical skills to:

  • Investigate fish disease systematically using our easy to follow, step-by-step disease investigation process.
  • Recognise key clinical signs and lesion patterns from Dr Loh’s personal collection of real-world cases, annotated images, videos.
  • Assess water quality, environmental factors, diet and nutrition to identify the underlying causes of disease.
  • Collect diagnostic samples correctly and perform laboratory testing with confidence.
  • Use microscopy to identify parasites and other important diagnostic findings.
  • Accurately diagnose bacterial, viral, fungal, oomycete, algal, protozoal, worm and crustacean diseases, as well as non-infectious conditions.
  • Develop safe and effective treatment plans using evidence-based protocols, medication formularies and dosage calculation charts.
  • Administer medications safely and understand fish pharmacology, biosecurity and quarantine principles.
  • Perform fish anaesthesia and essential surgical procedures with confidence while maintaining high welfare standards.
  • Communicate your findings professionally and provide practical recommendations to clients and colleagues.
  • Apply your knowledge to real clinical cases through guided case studies and practical examples.
  • Receive direct mentoring from Dr Richmond Loh, an American Board-Certified Fish Veterinarian, senior veterinary pathologist, and qualified educator by asking questions throughout the course and via the VIP Facebook community.
  • Earn a Certificate of Completion after successfully passing the final examination.
  • Become the trusted fish-health expert in your veterinary practice, aquarium, aquaculture facility or workplace.

You'll have 12-months* access to complete the course and exam to gain your certificate.

The Fish Vet Masterclass online course includes over 120 lessons as follows:

  • Fish Disease investigative process - 8 Lessons
  • Microscopes and Microscopy - 3 Lessons
  • Diet and Nutrition - 6 Lessons
  • Water quality - 19 Lessons
  • Viral Diseases of Fish - 6 Lessons
  • Bacterial Diseases of Fish - 4 Lessons
  • Algal infections in Fish - 3 Lessons
  • Fungal and Oomycete Diseases of fish - 3 Lessons
  • Protozoal Parasites of Fish - 10 Lessons
  • Trematode (Fluke) Worm Infestations in Fish - 3 Lessons
  • Nematode (round worm) Infestations in Fish - 2 Lessons
  • Crustacean parasites of Fish - 2 Lessons
  • Other Disease conditions - 14 Lessons
  • Formulary of Fish Medications - 7 Lessons
  • Biosecurity - Quarantine, Hospital Tank, Prophylaxis, Sentinels and Disinfection - 2 Lessons
  • Welfare and Euthanasia - 4 Lessons
  • Analgesia and Anaesthesia - 8 Lessons
  • Surgical procedures - 15 Lessons
  • Welfare and Euthanasia- 4 Lessons
  • Laboratory Testing and sampling- 2 Lessons
  • Case Studies - 5 lessons
  • Examination and certificate of completion upon achieving a 75%+ passing score. 
  • Expert advice - each lesson allows you to ask direct questions to Dr Loh, an American Board-Certified Fish Veterinarian and Veterinary Pathologist with 25 years of experience.
  • *12 months VIP Access for Fish Vet Masterclass Facebook group for additional mentoring/direct questions with Dr Loh
  • *After 12 months, members can maintain continued access to the course and VIP facebook group at a discounted rate of just USD$10 per month. The course is updated as new treatments and information become available.