Como identificar Yarara

Para identificar Yarara (Lebiasina stricta), observe estas características principais.

Características físicas

Formato do corpo

elongated

Coloração

Generally silvery to brownish-gold, often with a distinct dark lateral stripe extending from the operculum to the caudal fin base. Fins are typically hyaline (clear) or slightly yellowish. Some individuals may exhibit reddish or orange hues, particularly during breeding season.

Tipo de escama

cycloid

Posição da boca

terminal

Características distintivas

Elongated, slender body, Small, conical teeth, Adipose fin present, Dark lateral stripe

Nadadeira dorsal

Single, relatively short dorsal fin located mid-body, typically with 9-11 rays.

Nadadeira caudal

Forked caudal fin, moderately sized.

Nadadeira peitoral

Pectoral fins are small and positioned low on the body.

Nadadeiras características

Presence of a small adipose fin between the dorsal and caudal fins, characteristic of the family Lebiasinidae.

Dicas de identificação

1. 1

   Body Shape

   Look for an elongated, torpedo-shaped body, which is characteristic of the genus Lebiasina.

2. 2

   Lateral Stripe

   A prominent dark lateral stripe running from the gill cover to the tail is a key identifier for Lebiasina stricta.

3. 3

   Adipose Fin

   The presence of a small, fleshy adipose fin between the dorsal and caudal fins confirms its family (Lebiasinidae) and helps differentiate it from other characins.

4. 4

   Mouth

   Its terminal mouth with small, conical teeth is adapted for its omnivorous diet.

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