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CK-12 Foundation
Ck 12: Biology: Fish Classification
[Free Registration/Login may be required to access all resource tools.] Discusses how fish are classified.
CK-12 Foundation
Ck 12: Life Science: Bony Fish
[Free Registration/Login may be required to access all resource tools.] There are almost 27,000 species of bony fish, which are divided into two classes: ray-finned fish and lobe-finned fish. Most bony fish are ray-finned. These thin...
CK-12 Foundation
Ck 12: Biology: Fish Classification
[Free Registration/Login may be required to access all resource tools.] Discusses how fish are classified.
Regents of the University of Michigan
Animal Diversity Web: Ray Finned Fish
Comprehensive reference material on ray-finned fishes, with information on their habitat, evolution, physical features, eating habits, reproduction, behavior, how they communicate, role in the ecosystem, and threats to their continuing...
