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Below the eye there is a forked, erectile spine; its length is the same as the diameter of the eye. The upperparts are brownish or yellowish brown and the underparts are pale yellow.
Like catfishes, loaches have the sensory organs known as barbels; usually 3-6 pairs of them. Some other characteristics of loaches are a small bottom-facing mouth suited to their scavenging benthic lifestyle, an erectile spine below the eye, ...
 See also: Ventral, Water, Fish, Species, Spine
  
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