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Blobfish don't have swim bladders, they also don't have a lot of other things we associate with surface animals, like much of a skeleton or many muscles. This is fine under the extreme pressure they live in, the pressure alone provides much of the bodies support, but on the surface tissues that are nice and rigid at depth become soft and droopy.
Also water ...
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When an individual is fasting, acid secretion is inhibited by somatostatin from gastric D cells (some helpful stomach acid secretion scientific papers, and an article on stomach acid regulation). This causes there to be a minimal amount of stomach fluid (aka stomach acid) around, but due to the nature of the stomach a pH of 1.5-3.5 must be maintained and so ...
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