Median fins are single in number which runs down the mid-line of the body. What Are Fish Scale Functions? Blue whale, dolphin, cuttle fish, jelly fish, loin fish and star fish are the major marine fish … Students will know the major internal organs of a fish and their functions related to swimming, digestion, and respiration. Salmon migrate every year to breed and lay eggs. Students will identify the external anatomy of a fish and describe the function of important external features. For their part, non-essential amino acids are those that can be produced by the human body (specifically by the liver) without the help of external agents. 3. Fish have the five senses man has, as well as the Lateral line, which is their sixth. By Yashasvi Dec 6, 2019. Esophagus: part of the digestive tract connecting the mouth to the stomach. General features of fishes include fins, streamlines and scales and tails. Every species of the marine creature have their own appearance, environmental needs, nutritional requirements, reproduction capability, and compatibility. which are used for aquarium and cooking. But differences are highlighted under their … Structure and Function - Fish . A fish’s fins are used for balance and to help propel and steer through the water. In general terms, the functions of amino acids are as follows: Share On: ... which serves the same function as our lungs. Fish form and function: Eye Features. Information on all the main body parts of a fish and what the fish uses them for. Fish, any of approximately 34,000 species of vertebrate animals (phylum Chordata) found in the fresh and salt waters of the world. By Paul Cartmell | Updated November 01, 2017. Fish scales have a variety of functions ranging from protection to aqua dynamics, however, not all fish have scales, according to VersAquatics. Students will demonstrate dissection skills (for live dissections). Two types of fins are found in most of the fish: median and paired fins. Other Senses in Fish. In fish, the importance of each sense is different than in us humans. Support Materials: 1. Extreme modification of these fins to form ventral suckers has evolved independently in several fish groups (e.g., clingfish, lumpfish, and some gobies). One of the functions of the external part of a fish is to breathe. Fish are cold-blooded like reptiles and amphibians. But differences are highlighted under their … Here are the different types of fishes with names and pictures. I have taken most of the content from vtaide.com and learning parade and made into an easy PowerPoint introduction. Salmon migrate every year to breed and lay eggs. Foods with the highest content of essential amino acids are meats (including fish), eggs, dairy products, nuts and some vegetables. They can’t control their body temperature. The gills lie behind and to the side of the mouth cavity and consist of fleshy filaments supported by the gill arches and filled with blood vessels, which give gills a bright red colour. Their principal function is to help the fish swim. ... What Characteristics Do Fish & Frogs Share?