In contrast, fish without any connection to their gas bladder are called physoclisti. The physostome fish encompass the bichirs, gars, a number of carps, trouts, herrings, catfish, eels …

The meaning of PHYSOSTOME is a teleost fish having a duct between the air bladder and the alimentary canal; broadly : one of the Physostomi.

Sep 21, 2025 · Learn about how physostomes adapt and thrive in aquatic environments. A physostome is a type of fish distinguished by having a pneumatic duct that connects the swim …

1 day ago · Methods of Gas Regulation: Physostomous vs. Physoclistous Benefits of Swim Bladder Buoyancy Control Factors Affecting Buoyancy Control Common Issues and …

It appears that when physostomous fish fry, such as trout, "swim up", or become free-living after absorbing their yolk sac, they gulp air to fill the gas bladder. It also seems likely that when a …

Other articles where physostome is discussed: mechanoreception: Generalized hydrostatic pressure: Such fish are known as physostomes, which means that they have a swimbladder …

In physostome fish, the gas pressure can be regulated by swallowing air or by releasing it via the gut. This condition is found among the somewhat more primitive bony fish, e.g. the herrings …

PHYSOSTOMOUS definition: (of fishes ) having a duct connecting the air bladder to part of the alimentary canal | Meaning, pronunciation, translations and examples in American English

Physostomes are fishes that have a pneumatic duct connecting the gas bladder to the alimentary canal. This allows the gas bladder to be filled or emptied via the mouth. This not only allows …

Physostomes are fishes that have a pneumatic duct connecting the gas bladder to the alimentary canal. This allows the gas bladder to be filled or emptied via th...