by: Admin_LouisPosted on: ______fish part serves as a guage for the fish. ______fish part serves as a guage for the fish.—>> lateral linefinsCloacaemouth Share this:TwitterFacebookLike this:Like Loading... Related posts:______is the part of fish that serve as respiratory organs in fish.How many types of paired and unpaired fins are found in the fish body.Fish is precisely describes as an animal with backbone, mostly called ______.How many nostrils does a typical structure of the fish have ______ .