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Also called a sub-terminal or ventralmouth, the inferior mouth is turned downward. Thelower jaw is shorter than the upper jaw, and the jaw will often beprotrusible. Fish with inferior mouths are bottomfeeders and often possess barbels that assist in locating foodparticles.
Considering this, do fish have mouths?
In general, there are three ways fish mouths areoriented. Most bony fishes that feed at or near the surfacehave a slightly upturned mouth, a trait known as anundershot or superior mouth. These fishes often feedon insects or other prey items that reside on or near thesurface.
- Caudal fin. The fish primarily uses its caudal fins to achievea quick speed.
- Anal fin. The marlin has two dorsal fins and two analfins.
- Pelvic fin. The fish also has red tail, dorsal, and pelvicfins.
- Pectoral fin.
- Gill.
- Gill cover.
- Mouth.
- Eye.
Secondly, what is a Subterminal mouth?
subterminal mouth. (english) Mouthposterior to the tip of the snout. Sometimes also referred to asinferior mouth.
Mouth. The mouth serves for taking infood; also for the breathing current of water. Some fishhave a wide gape, and filter microscopic plants and animals out ofthe surface waters as they swim along, trapping them in gill rakersbefore the water is expelled from the operculum.