by: Admin_LouisPosted on: _____ is the part of fish used to extract oxygen from the water. _____ is the part of fish used to extract oxygen from the water.—>> GillsNostrilsTrunkMouth Share this:TwitterFacebookLike this:Like Loading... Related posts:______fish part serves as a guage for the fish.______is the part of fish that serve as respiratory organs in fish.Fish is precisely describes as an animal with backbone, mostly called ______.How many nostrils does a typical structure of the fish have ______ .