dragon-like cryptid fish; sturgeon-like creature
A legendary fish described as having many whiskers and no bones; often identified with sturgeon (蝶鮫). Used in folklore and cryptozoology contexts.
See also: チョウザメ
The 龍魚 is a cryptid fish said to have no bones and many whiskers.
Edo-period documents record that 龍魚 refers to the sturgeon.