Como identificar Baiacu-listrado

Para identificar Baiacu-listrado (Colomesus asellus), observe estas características principais.

Características físicas

Formato do corpo

rounded

Coloração

Dorsal surface and flanks are typically bright yellow to greenish-yellow, adorned with 4-5 prominent, dark black transverse bands. The ventral surface is white. Fins are generally translucent.

Tipo de escama

none

Posição da boca

terminal

Características distintivas

Small, compact body, reaching up to 8 cm (3.1 inches) in total length., Absence of pelvic fins., Small, rounded dorsal and anal fins positioned far back on the body., Ability to inflate its body with water or air when threatened, forming a spherical shape., Beak-like mouth with fused teeth (dental plates).

Nadadeira dorsal

Single, small, and rounded, positioned posteriorly.

Nadadeira caudal

Truncate to slightly rounded caudal fin.

Nadadeira peitoral

Well-developed, fan-shaped, used for precise maneuvering.

Nadadeiras características

Absence of pelvic fins.

Dicas de identificação

1. 1

   Coloration and Pattern

   Look for the distinct yellow/green body with 4-5 prominent black vertical bands. This is the most reliable visual identifier.

2. 2

   Body Shape

   Its compact, rounded body and the ability to inflate are characteristic of pufferfish, but the specific banding distinguishes it from other freshwater puffers.

3. 3

   Fin Arrangement

   The absence of pelvic fins and the small, posteriorly placed dorsal and anal fins are key features.

4. 4

   Size

   Its relatively small adult size (up to 8 cm) helps differentiate it from larger puffer species.

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