Home > Term: fin ray
fin ray
A slender, rod-shaped structure that supports the membranes of the fins of fishes. There are two types of rays, soft rays and spines. Soft rays are jointed, often branched, and flexible near their tips. Spines are unjointed, unbranched, and usually sharp at the tip and stiff along the shaft.
- Part of Speech: noun
- Industry/Domain: Natural environment
- Category: Coral reefs
- Organization: NOAA
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- Grpu76
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