In a population of salmon fish, potential Natality is 10,000 while realised mortality is 200, then the Vitlal Index =

In a population of salmon fish, potential Natality is 10,000 while rea

1.	In a population of salmon fish, potential Natality is 10,000 while realised mortality is 200, then the Vitlal Index =
A.	50,
B.	less then 50
C.	mor then 50
D.	None of these
Answer» C. mor then 50