Air Bladder

{
  "id": "MLC-T-ENV-000827",
  "term": "Air Bladder",
  "field": "Environment",
  "definition": "1. Air sac located in the coelomic cavity of many fishes. In some fishes it may retain a tubular connection with the pharynx or esophagus; also known as a gas bladder or swim bladder, it functions variously as a hydrostatic organ, a sound conductor, a sound production organ, and in respiration. It is absent in sharks and rays, and some bony fishes.\n\n2. Gas-filled organ that regulates buoyancy in most bony fishes.",
  "references": [
    "NOAA Coral Reef Glossary",
    "Chesapeake Bay Glossary"
  ],
  "url": "https://mlchart.com/terminology/environment/air-bladder/"
}