Common Goldfish vs Zebra Danio

Carassius auratus comparado com Danio rerio

Taxonomy & Classification

Atributo	Common Goldfish	Zebra Danio
Nome Científico	Carassius auratus	Danio rerio
Ordem	Cypriniformes	Cypriniformes
Família	Cyprinidae	Danionidae
Conservation Status	Least Concern	Least Concern

Physical Traits

Atributo	Common Goldfish	Zebra Danio
Comprimento Máximo	45,0 cm	5,0 cm
Peso Máximo	2,0 kg	0,001 kg
Cor	Brilliant orange to deep golden-yellow body with a metallic sheen across all scales; domesticated forms range from white, yellow, and red to black and calico bicolor combinations.	Silver to pale gold body with five continuous horizontal royal-blue stripes running from gill to tail tip, including through the fins; belly silvery-white; fins clear with blue-gold striping.

Habitat & Environment

Atributo	Common Goldfish	Zebra Danio
Tipo de Água	Brackish	Freshwater
Faixa de Profundidade	0-20m	—
Distribuição Geográfica	Originates from rivers and lakes of eastern China and possibly Korea; domesticated for over 1,000 years. Wild relatives inhabit slow rivers, ponds, and slightly brackish …	Native to the Ganges and Brahmaputra river basins of Bangladesh, India, Nepal, and Myanmar. Inhabits fast-flowing hill streams, rice paddies, and shallow ponds across the …
Habitat	Ponds, lakes, slow rivers across East Asia; introduced worldwide. Tolerates wide temperature range (10-30°C) and turbid water. Prefers shallow, vegetated areas with soft substrates. Domestic …	Fast-flowing, clear mountain streams of the Ganges-Brahmaputra region, India and Bangladesh. Clean, well-oxygenated, shallow water with sandy and gravelly substrate (18-26°C). Lab model organism.

Aquarium Suitability

Atributo	Common Goldfish	Zebra Danio
Tamanho Mínimo do Aquário	150 L	40 L
Temperatura	10-24	18-24
Faixa de pH	6.0-8.0	6.0-8.0
Nível de Cuidado	Easy	Easy
Temperamento	Peaceful	Peaceful

Informações de Pesca

Atributo	Common Goldfish	Zebra Danio
Peixe Esportivo	Sim	Não
Classificação de Resistência	—	—
Recorde Mundial	—	—
Nível de Mercúrio	—	—

Cuisine & Edibility

Common Goldfish

Not consumed — a classic ornamental aquarium and pond fish; its vivid color and hardy nature make it one of the world's most popular decorative species.

Zebra Danio

Not consumed — a hardy ornamental aquarium fish notable for its horizontal blue-silver stripes and active schooling behavior; also a widely used laboratory model organism.

Species Overview

Common Goldfish

The goldfish was one of the first fish to be domesticated, with selective breeding in China dating back over 1,000 years. Despite common misconceptions, goldfish can live 10-15 years with proper care and require far more space than a small bowl.

Zebra Danio

The zebrafish is a small cyprinid native to South Asia's freshwater streams. Its distinctive blue-and-gold horizontal stripes and hardy nature make it a popular aquarium fish. It is also the most widely used vertebrate model organism in genetic research.