swim bladder

American  

noun

1. air bladder.

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swim bladder British  

noun

1. ichthyol another name for air bladder

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Etymology

Origin of swim bladder

First recorded in 1830–40

Example Sentences

Otophysan fish improved this pathway by adding small bony "ossicles" that connect the air bladder, often mistakenly called the swim bladder, to the inner ear.

From Science Daily

All bony fish have a swim bladder, a gas-filled organ which helps them remain under the water.

From BBC

The vaquitas are caught and drown in illegal gill nets set for Totoaba, a Gulf fish whose swim bladder is considered a prized delicacy in China, worth thousands of dollars per pound.

From Seattle Times

One large and endangered fish in the region, the totoaba, has made the situation particularly volatile because its swim bladder commands high prices in Asia, attracting illegal trafficking and organized crime.

From New York Times

Mexico has been slow to stop illegal gillnet fishing for totoaba, a fish whose swim bladder is considered a delicacy in China.

From Washington Times