GCSE Biology 3rd edition IGCSE Biology 3rd edition

Fish Fins. Roll & Yaw & Pitch

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Fish Fins. Pitch Roll & Yaw

The fins help maintain the stability of the fish. The dorsal and ventral fins reduce the tendency to roll and yaw. they also assist in turning movements. The pectoral and pelvic fins act as hydroplanes and control the pitch. The tail fin contributes to the forward thrust.

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