The pallid sturgeon is closely related to the relatively common shovelnose sturgeon ( '' Scaphirhyncus platorhynchus '' ) , however the pallid sturgeon is much larger , averaging between in length and weighing at maturity .
The pallid sturgeon is closely related to the relatively common shovelnose sturgeon ( '' Scaphirhyncus platorhynchus '' ) . 
 However , the pallid sturgeon is much larger , averaging between in length and weighing at maturity .