Complex sentence: 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.
Split into simpler sentences: 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.