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FISH MORPHOLOGY
Body Shape - Fusiform
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Streamlined, torpedo-shaped
Fast-swimming fish
Predators, live in open water
Move tail side to side
Examples: tuna, swordfish, shark, striped bass

side view

front view
Body Shape - Compressiform
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Compressed from side to side
Quick bursts of speed over short distances
Live among plants and move in narrow spaces
Examples: moonfish, angelfish
Move tail side to side

front view
Body Shape - Depressiform
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Flattened top to bottom
Live on bottom
Slow
Flap fins up and down and swim like a bird
Examples: flounder, skates, rays

front view
Body Shape – Filiform (Attenuated)
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Elongated shapes
Live in soft mud, sand or under rocks
Slow
Slither like a snake
Examples: eels, sand lance
side view
Fins classified into paired and unpaired :
Paired : pectoral fins and pelvic fins
Unpaired : dorsal fins,anal,caudal fins
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