How to Identify Rohu Carp

To identify Rohu Carp (Labeo rohita), look at these key features.

Physical Characteristics

Body shape

elongated

Coloration

Dorsal side is dark grey to bluish-grey, fading to silvery on the flanks and belly. Scales often have reddish markings, especially on the posterior margins. Fins are generally dusky, sometimes with a reddish tinge.

Scale type

cycloid

Mouth position

subterminal

Distinctive features

Subterminal mouth with thick, fringed lips, but no barbels., Absence of barbels distinguishes it from many other Labeo species., Large, cycloid scales., A prominent, slightly arched dorsal profile.

Dorsal fin

Single, long dorsal fin with 12-14 branched rays (typically D. iii-iv 12-14).

Tail fin

Deeply forked caudal fin.

Pectoral fin

Pectoral fins are relatively long, reaching almost to the pelvic fins.

Distinctive fins

All fins are well-developed and proportionate to the body size.

Identification Tips

1. 1

   Mouth

   Subterminal mouth with thick, fleshy, fringed lips. Crucially, it lacks barbels, which helps distinguish it from other Labeo species like Labeo calbasu.

2. 2

   Body Coloration

   Dark grey to bluish-grey dorsally, silvery on sides and belly. Reddish markings on scales are often visible, especially in larger specimens.

3. 3

   Body Shape

   Elongated and streamlined body, moderately compressed, with a distinct arched dorsal profile.

4. 4

   Fin Ray Count

   Dorsal fin typically has 12-14 branched rays. This can be a useful diagnostic feature when examining specimens.

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