Leporino

Pez-Lepurino

Nombre común:
“Leporino listado”, “Leporino rayado”, “Leporino de franjas”, “Leporino de 9 bandas”, “Lisa”.

Nombres Científico: L
eporinus fasciatus (Bloch, 1794)

Clasificación:
• Orden: Characiformes.
• Familia: Anostomidae. (Anostómidos).

Biotopo:
Aguas de ríos con corriente rápida y con fondos rocosos.

Distribución:
Sudamérica, en la cuenca del Amazonas. Bolivia (ríos Mamoré, Itenez, Baures, Curiraba, Parapeti, Paucerna, etc.); Brasil (curso principal del Amazonas, ríos Negro, Uapés, Manacapurú, Mogi-Cuacu , Maicurú, Suia, lago Murumuru…); Guayana francesa (río Maroni); Guayana (ríos Rupununi, Demerara, Essequibo, Cuyuni y Mayaruni ); Perú (ríos Amazonas, Marañón, Nanay…); Surinam (río Corantijn); Venezuela (cuenca del río Orinoco, ríos Mavaca, Carapo, Lima, laguna Guatero…).

Forma:
Alargado y ahusado, alto, con ojos grandes y una cabeza pequeña. El nombre de Leporinus, de origen francés, significa “pocas liebres”, le viene dado porque tienen dos dientes delanteros prominentes como una liebre. La cola está bifurcada profundamente. El perfil dorsal es más convexo que el perfil ventral.

A menudo se confunde con la especie emparentada Leporinus affinis que tiene una caudal redondeada y muestra 9 bandas, mientras que L. fasciatus muchos ejemplares muestran 10 bandas.

Coloración:
De color amarillo-limón, puede ser de un color muy pálido incluso, y surcado por 9-10 rayas negras verticales. La primera se extiende sobre la frente y a través del ojo, mientras que la última se extiende en la base de la cola transparente. Las demás aletas también son transparentes. Algunos especímenes machos exhiben un color rojo polvoriento en su garganta.

Tamaño:
En libertad puede alcanzar hasta 30 cm de longitud. En acuario suele permanecer de un tamaño algo menor.

Diferencias sexuales:

Las hembras adultas son más regordetas. Algunos especímenes machos exhiben un color rojo polvoriento en su garganta.

Temperatura:
Desde 22ºC a 28ºC.

Agua:
Agua preferentemente blanda y ligeramente ácida o neutra. pH 5.5-7.5, GH 2-15ºd. Necesita buena filtración.

Acuario:
Están acostumbrados a las corrientes fuertes por lo se recomienda el uso de una bomba potente. Proporcionar escondites similares a hendiduras rocosas con piedras y madera. Fondo de arena o grava fina. Usar tapa para evitar que salten del tanque. Por su dieta hervívora se recomienda el uso de plantas de plástico o plantas muy robustas, ya que de otro modo serán comidas. Dado el tamaño que alcanzan se recomienda el uso de acuarios muy grandes (al menos 400 litros). Iluminación fuerte para promover el crecimiento de algas.

Alimentación:
Hervíboro, prefiere alimento fresco. Su dieta preferida son las plantas y las algas. La lechuga, berro, guisantes cocinados o la espinaca, son buenas fuentes de alimento. Las larvas pequeñas, crustáceos, insectos acuáticos gusanos e incluso las frutas pueden ser usados para complementar su dieta regular. Algunos aceptan tambien escamas vegetales. En libertad se alimentan también de peces pequeños y crustáceos.

Comportamiento:
Pacífico cuando es juvenil, incluso en tanques comunitarios, pero crece mucho y en estado adulto puede volverse bastante agresivo, incluso con sus propios congéneres. Puede mordisquear las aletas de otros peces y en algunos casos llegar a comerlos dado su tamaño. A veces pelearán entre sí mismos.

Nadan sobre todo en la zona medio-fondo del acuario con la cabeza señalando hacia abajo, pastando algas de las rocas y buscando alimento caído. Compatible con: siluros, loricáridos grandes, cíclidos de América Central y del Sur siempre que tengan buen tamaño, grandes carácidos, lochas…

Esperanza de vida:
Se estima en más de 10 años.

Reproducción:
Ovíparo. No existen informes de su reproducción en cautiverio. No son sexualmente maduros hasta que superan los 15 cm de longitud. En libertad desovan entre los meses de diciembre y mayo y los machos permanecen junto a los nidos para alejar a depredadores potenciales de huevos y larvas.

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