1. Systematics & Distribution of Symbranchiform including Monopterus Cuchia (Ham.) Classification 
2. Geographical Distribution of Symbranchoids 3. Species of Symbranchoid eels & Key to Identify Genera 
4. Indian Symbranchoids 5. Respiration 6. Cardiovascular System 7. Skull and Bones 8. Kidney 9. Nervous System 10. Endocrinology 11. Sense Organs 12. Development 13. Further Investigation