The Digital Fish Library
The blobfish, Psychrolutes marcidus, has no gas bladder, but instead maintains its buoyancy because its body (a fleshy gelatinous mass) is less dense than the surrounding seawater.
The blobfish, Psychrolutes marcidus, has no gas bladder, but instead maintains its buoyancy because its body (a fleshy gelatinous mass) is less dense than the surrounding seawater.