As Ajo said shot placement will make any bullet work.. Is the reason you want to use a 150gr bullet because your gun shoots the best groups with it or because you like that weight the best? I would step up to the 180gr. Not sure if you have tried a heavier grain bullet in your gun or not.
I'm sure a well placed bullet will do fine, but like others have said here, I go with a 180gr in .30 caliber for Elk as well, leaving the lighter bullets for deer. I happen to use the Nosler Partitions, but get a good penetrating bullet like mentioned above as well.
If you pick up a reloading manual that has a balistic table in it you will find that the magnum calibers were designed to shoot the heaver bullets for better performance of game. The light bullets will work but then why did you buy a magnum rifle speed isn't everything.
We hear more and more about giant bucks these days.
Hunters are on a mission, scurrying to and fro – and even from state to state - trying to find the “perfect” hunting area where big bucks abound and they are found chasing does at all hours of the day.
These properties exist but they are expensive to maintain and generally, very expensive to hunt!
Let’s look at possibilities closer to home – your land, your lease or land that you have permission to hunt!
My brother and I are fortunate to...