Pectoral Fin: The pectoral fin allows for abrupt changes in side-to-side direction and speed . It also acts as a brake to decrease speed while swimming. Pelvic Fin: The pelvic fin stabilizes the fish while swimming and allows for up-and-down movement in the water.
4 апр. 2014 г. · These fins are primarily responsible for control of directional movement, up and down or side to side. Pectoral fins can come in all shapes and ... |
3 нояб. 2017 г. · The primary purpose of pectoral fins in the earliest fish was for propulsion. They help to create greater thrust when swimming, allowing them to ... |
The caudal fin, or tail fin, is located at the end of a fish and provides the power to move a fish forward. It also acts like a rudder to help a fish steer. |
The pectoral fins, located on either side of the fish's body, provide stability, steering, and braking during movement. The pelvic fins assist in maintaining ... |
15 сент. 2011 г. · Pectoral fins are known to play important roles in swimming for many adult fish; however, their functions in fish larvae are unclear. |
The anteriorly situated pectoral fins of fishes, in particular, play important roles both in controlling body position and in propelling the body during steady ... |
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