Pectoral fins originate behind the head and extend outwards. These fins are used for steering during swimming and help to provide the shark with lift . Pelvic fins are found near the claoca and are also stabilizers.
19 дек. 2016 г.
The tail fin is the driving force, dorsal and anal fins provide stability, and pectoral fins (along with the broad snout) provide lift and diving control, ... |
Fish and Shannahan (2000) videotaped sharks swimming in a public aquarium and concluded that the pectoral fins are oriented in such a way as to generate lift. |
In sphyrnid sharks, some of the hydrodynamic role of the pectoral fins is taken over by the cephalofoil (Nakaya, 1995). |
17 июн. 2024 г. · Pectoral fins are control surfaces that play critical roles in positioning and swimming in almost all species of fishes. Like overall body form ... |
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