Discus vs Rabil

Symphysodon discus comparado con Thunnus albacares

Taxonomy & Classification

Atributo	Discus	Rabil
Nombre Científico	Symphysodon discus	Thunnus albacares
Orden	Cichliformes	Scombriformes
Familia	Cichlidae	Scombridae
Conservation Status	Least Concern	Least Concern

Physical Traits

Atributo	Discus	Rabil
Longitud Máxima	20,0 cm	239,0 cm
Peso Máximo	0,25 kg	200,0 kg
Color	Deep-bodied disc shape with vibrant turquoise-blue wavy horizontal lines over a reddish-brown to orange-brown base; fins edged in vivid blue with red striping; wild forms show 9 dark vertical bars.	Dark metallic blue-black back contrasting with a silver-white belly; a golden-yellow lateral band runs mid-body; dorsal, anal, and finlets are bright canary yellow with black edges.

Habitat & Environment

Atributo	Discus	Rabil
Tipo de Agua	Freshwater	Saltwater
Rango de Profundidad	—	1-1602m
Distribución Geográfica	Restricted to the central Amazon River basin in Brazil, particularly around the confluence of the Rio Negro and Rio Solimões. Prefers warm, soft, highly acidic …	Pantropical, ranging across the Atlantic, Indian, and Pacific oceans between roughly 40°N and 35°S. Aggregates around seamounts, fish aggregating devices, and thermocline boundaries in pelagic …
Hábitat	Warm, blackwater rivers of the Amazon basin, particularly the Rio Negro and tributaries. Prefers soft, acidic water (pH 4.5-6.5, 26-31°C) with driftwood and minimal current. …	Pelagic, estuaries

Aquarium Suitability

Atributo	Discus	Rabil
Tamaño Mínimo del Acuario	250 L	—
Temperatura	26-30	—
Rango de pH	5.0-7.0	—
Nivel de Cuidado	Difficult	—
Temperamento	Peaceful	—

Información de Pesca

Atributo	Discus	Rabil
Pez de Pesca Deportiva	No	Sí
Clasificación de Pelea	—	9/10
Récord Mundial	—	—
Nivel de Mercurio	—	—

Cuisine & Edibility

Discus

Not consumed — a prized ornamental aquarium fish known as the 'king of the aquarium' for its disc-shaped body and brilliant colors.

Rabil

Lean, dense flesh with a clean, meaty flavor; prized for sashimi and poke. Excellent seared rare, grilled as steaks, or served raw; one of the most commercially valued tunas.

Species Overview

Discus

The discus is often called the 'King of the Aquarium' for its disc-shaped body and stunning color patterns. Native to the Amazon floodplains, it requires warm, soft, acidic water and feeds its fry with a mucus secretion from its skin.

Rabil

The yellowfin tuna is a pelagic predator found in tropical and subtropical oceans worldwide. Capable of speeds exceeding 75 km/h, it is prized both as a sport fish and for its high-quality sashimi-grade flesh.