Columbian Shark & CAE length

How long does it take for a Coumbian Shark to grow from about 2.5" to about 5"? And how long does it take for a CAE to grow form about 1.5" to 3"?
Tom

 

Is this what you have https://www.fishlore.com/profile-columbianshark.htm. CAE's grow pretty fast, couple months easy it'l be there.

Austin

 

Yes, and I'm aware that it is brackish.
Tom

 

Ok nope don't know about them, all I could tell you is what you could find there on on google. But CAE's grow pretty fast in the beginning.

Austin

 

Thanks.
Tom

 

Does anyone know the time it takes a Columbian shark to grow from about 2.5" to about 5"?
Tom