moderately elongate, slightly fusiform body shape; 3. lack of sexual dimorphism, although the females are slightly LARGER than males in most species; 4. low dorsal fin with no long posterior extension; 5.
The body forms of various loaches range from being vermiform (worm-shaped; long and thin) to Fusiform (spindle-shaped; cylindrical and tapering toward the ends). Most loaches do not have true scales.
Its body features are quite unique with robust head and fusiform body giving confusion among other popular algae-eating cyprinids and even other Garra species themselves. The body coloration has alternating black and brow to orange bands.
All the British species are the typical fusiform fish shape with a wedge-shaped snout terminated by a broad mouth which cannot be opened very wide. The lower jaw bears a central peg which fits into a socket in the upper jaw.
 See also: Species, Fish, Spine, Dorsal, Caudal
  
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