Sentences with Fin

The marine biologist carefully examined the pectoral fin of the fish to gather insights into its species and behavior.

The Olympic swimmer's powerful leg movements resembled the rhythmic motion of a fish's fin, propelling her through the water with incredible speed.

The deep-sea submersible captured footage of a bioluminescent fish, its fin glowing in the darkness of the ocean depths.

The surfer expertly navigated the waves, using the surfboard's fin to control direction and maintain balance on the challenging ocean swells.