Como identificar Cação-rei

Para identificar Cação-rei (Genypterus brasiliensis), observe estas características principais.

Características físicas

Formato do corpo

eel-like

Coloração

Dorsal side typically reddish-brown to pinkish, fading to a lighter, often whitish or yellowish ventral side. May have irregular darker blotches or spots along the flanks, which can vary in intensity. Fins often match body coloration.

Tipo de escama

cycloid

Posição da boca

terminal

Características distintivas

Elongated, compressed body tapering to a pointed tail, Large mouth extending beyond the posterior margin of the eye, Prominent canine-like teeth in both jaws, Single, long dorsal fin confluent with the caudal and anal fins, Small, scale-like cycloid scales embedded in the skin

Nadadeira dorsal

Single, very long dorsal fin originating just behind the head and extending to the caudal fin, confluent with it.

Nadadeira caudal

Pointed, confluent with the dorsal and anal fins, forming a continuous fin margin.

Nadadeira peitoral

Small, rounded, located just behind the operculum.

Nadadeiras características

Pelvic fins are reduced to a pair of filamentous rays located anterior to the pectoral fins, a characteristic feature of Ophidiidae.

Dicas de identificação

1. 1

   Body Shape

   Look for the distinctly elongated, eel-like body that tapers to a pointed tail, characteristic of the Ophidiidae family.

2. 2

   Coloration

   Observe the reddish-brown to pinkish dorsal coloration, fading to a lighter belly. Irregular darker blotches may be present.

3. 3

   Fins

   Note the continuous dorsal, caudal, and anal fins. The pelvic fins are reduced to two filamentous rays located under the throat.

4. 4

   Mouth and Teeth

   Identify the large mouth extending past the eye and the presence of prominent, sharp teeth, indicative of its predatory nature.

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