www.reallygreatsite.com Analysis: 1.What are the different skeletaon type of a fish? 2. What are some examples of fresh water fish?
www.reallygreatsite.com Fish differ in their structure and body shape,which affects how they move,where they live, and how they are prepare as food. Varieties of Fish Structur e 1.Body Shape Fusiform (streamlined): Torpedo-shaped,good for last swimming,
Example:tuna, makarel 2. Elongated (snake-like)Long slender bodies,able to entire narrow spaces. Example:eel;pipefis h 3 .Tail(Caudal Fin)Shape Speed(sardines,tuna) Rounded Tail; Provides power but slower (e.g;grouper) 4. Mouth Position Terminal (front) Feeds in open water (salmon ) Upward-facing on surface (guppy)
Downward-facing (inferior):Feeds at the bottom Importance of Knowing Fish Structure * Helps in identification of fish species. *Determine habitat and feeding habits. * Affects market preparation and processing .
Directions: In a clean 1/2 sheet of yellow pad paper.Match each number by structure of a fish . Fusiform-------- - a. Eal l Elongated------ -- b. Flounder Compressed------ c.Tuna Depressed--------- d.Tilapia