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fish

by aliciadiez on Feb 13, 2010

601 views

types and principal characteristics of fish, primary education

types and principal characteristics of fish, primary education

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fish — Presentation Transcript

FISH VERTEBRATES
CHARACTERISTICS
- 1-Fish are aquatic.
2-They breath trough gills gills
3 - They have fins to move around in the water FINS
4-They are oviparous eggs
5-They are coverd with scales scales
TYPES CARTILAGINOUS FISH BONY FISH
They have a skeleton made of cartilage. Most are marine. Sharks and ray are typical examples. CARTILAGINOUS FISH RAY
TIPES of CARTILAGINOUS fish RAY SHARK
Their skeleton is made of bones. They are the most numerous group. Some live in the sea , others live in rives and lakes . Typical examples are sardines , carp and salmon. BONY FISH
types of bony fish FISH
REMEMBER: All the fish are vertebrates and aquatic,they are also oviparous.They breath through gills.They have fins to swim
GOOD WORK HAVE YOU STUDIED? CONGRATULATIONS