Assertion: chub mackerel's swim bladder | /r/HasProperty | attached with the esophagus
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Source sentences:
text: The chub mackerel has a well-developed swim bladder attached with the esophagus, which the "true mackerels" in the genus Scomber lack, and a characteristic color difference is seen between the chub and the Atlantic chub, the latter being silvery-sided below the midline, whereas the lower part of the sides of the chub (otherwise colored somewhat like the Atlantic) are mottled with small dusky blotches, and the chub has a larger eye than the Atlantic.
text: Most important of the differences, anatomically, is the fact that the hardhead has a well-developed swim bladder attached with the esophagus, which the "true mackerels" in the Scomber genus lack.
text: Most important of the differences, anatomically, is the fact that the Chub mackerel has a well-developed swim bladder attached with the esophagus, which the "true mackerels" in the Scomber genus lack.