Pectoral fin — Free Oceanography Illustration | GPAI | GPAI

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Pectoral fin — Free Oceanography Illustration | GPAI | GPAI

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Pectoral fin

Pectoral fin

Oceanography

Pectoral fin

Paired fish fin located on the side of the body just behind the gill region, broad and fan- or paddle-like with a rounded to slightly pointed outline. The fin is supported by visible fin rays radiating from the base through a semi-transparent membrane, usually lightly pigmented.

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