Page 70 - Primary Six Notes
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i Bony Fish
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A bony fish (Osteichthyes) is one whose skeleton is made
of bones.
Examples of bonny fish are; Nile perch, Tilapia, her-
rings, trout, salmons.
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Characteristics
1. They have no eyelids.
2. Their bodies are covered by overlapping scales.
3. They have swim bladder which helps to keep them float or
to sink.
4. Their gills are protected by gill cover or operculum

