Como identificar Bagre-cego

Para identificar Bagre-cego (Rhamdiopsis microcephala), observe estas características principais.

Características físicas

Formato do corpo

elongated

Coloração

Depigmented, typically whitish to pale pink due to the absence of melanin, allowing blood vessels to be visible through the skin.

Tipo de escama

none

Posição da boca

terminal

Características distintivas

Greatly reduced or completely absent eyes, often covered by skin., Elongated and highly sensitive barbels (maxillary and mental) used for chemoreception and tactile sensing., Slender, elongated body., Absence of pigmentation (albinism/troglomorphism).

Nadadeira dorsal

Small, adipose fin present, typical of Heptapteridae. Dorsal fin with a short base, usually with 6-7 soft rays.

Nadadeira caudal

Caudal fin emarginate to slightly forked.

Nadadeira peitoral

Pectoral fins with a spine and several soft rays.

Nadadeiras características

Pelvic fins present. Anal fin relatively long, with numerous rays.

Dicas de identificação

1. 1

   Eyes

   Absence or extreme reduction of functional eyes, often appearing as small, vestigial spots or completely covered by skin.

2. 2

   Coloration

   Lack of pigmentation, resulting in a pale, whitish, or pinkish body color.

3. 3

   Barbels

   Prominently long and slender maxillary and mental barbels, which are crucial for sensory perception in darkness.

4. 4

   Habitat

   Exclusively found in subterranean cave environments.

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