This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Concept of health and disease, Subject name: Social & Preventive Medicine
All the following are fishes used in biological control of vectors except 
Select and explain. 
A. Gambusia, B. Poccilla, C. Aplochelius, D. Coelomomyces
D: Coelomomyces
Answer: D: Coelomomyces 
Explanation: Example of larvivorous fish (those that feed on immature stages of mosquitoes) are Gambusia, Poecilia, Aplochelius Ref : Park 23rd edition Pgno : 773