45949
It is a tropical , freshwater eel which is known from East Africa , Bangladesh , Andaman Islands , Mozambique , Malawi , Sri Lanka , Sumatra , and Indonesia .
 Bangladesh, Mozambique, Malawi, Sri Lanka, Indonesia
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Bangladesh, Mozambique, Malawi, Sri Lanka, Indonesia