lauttimur.com - In general, fish body parts consist of head, body, fin and tail. Each parts play different role and sometimes can be different shapes among other kind of fishes. Below listed some of the fish part and the location of each part.

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•    Head:
1)    Eye: To see surrounding environment, on the both side of the head
2)    Mouth: Shapes of fish mouth is different depend on their type of diet
3)    Gills: Fishes breath through their gill. Fish gill have a lot blood vessels called capillaries that helps fish exchange oxygen and carbondioxide underwater

•    Body:
1)    Scales: It can produce slime to protect fish body from friction, parasite or bacteria
2)    Lateral line: Helps fish to detect changes in water pressure. It look like darker line that appear from end of the head elongated until the start of the tail

•    Fin and Tail:
1)    Dorsal Fin: Used as stabilizer while swimming, located on the top of the fish between head and tail
2)    Pelvic Fin: Helps up and down movement of the fish, located on the bottom side of the fish and it is paired fin
3)    Pectoral Fin: Helping fish to move side to side, located on the both side of fish near the gills
4)    Anal Fin: To stabilize the fish movement, located on the bottom by the anus
5)    Tail/Caudal Fin: Provides the power to moves forward, located at the end of fish

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Those above are the common external anatomical features of fish. In general fins play huge part to provide fish with an ability to balance their movement. Fish fin is either single like dorsal fin, or it can be paired like pectoral fin and pelvic fin. certain fish body shape can indicate the behaviour of the fish. It can also tell where the fish live or what type of swimmer it is.