Truite arc-en-ciel vs Zebra Danio
Oncorhynchus mykiss comparé à Danio rerio
Taxonomy & Classification
| Attribut | Truite arc-en-ciel | Zebra Danio |
|---|---|---|
| Nom scientifique | Oncorhynchus mykiss | Danio rerio |
| Ordre | Salmoniformes | Cypriniformes |
| Famille | Salmonidae | Danionidae |
| Conservation Status | Least Concern | Least Concern |
Physical Traits
| Attribut | Truite arc-en-ciel | Zebra Danio |
|---|---|---|
| Longueur maximale | 120,0 cm | 5,0 cm |
| Poids maximum | 25,4 kg | 0,001 kg |
| Couleur | Steel-blue to olive-green back with a vivid iridescent pink-to-crimson lateral stripe, flanks densely speckled with small black spots across body and fins. | 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
| Attribut | Truite arc-en-ciel | Zebra Danio |
|---|---|---|
| Type d'eau | Freshwater & Saltwater | Freshwater |
| Plage de profondeur | 0-200m | — |
| Aire de répartition | Native to cold rivers and coastal waters of western North America from Alaska to northern Mexico. Anadromous steelhead run migrate between Pacific coastal rivers and … | 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 | Native to cool, clear rivers and streams of western North America; introduced worldwide. Prefers cold, oxygen-rich water (10-18°C) over gravel and cobble at 0-500m elevation. … | 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
| Attribut | Truite arc-en-ciel | Zebra Danio |
|---|---|---|
| Taille minimale de l'aquarium | — | 40 L |
| Température | — | 18-24 |
| Plage de pH | — | 6.0-8.0 |
| Niveau d'entretien | — | Easy |
| Tempérament | — | Peaceful |
Informations sur la pêche
| Attribut | Truite arc-en-ciel | Zebra Danio |
|---|---|---|
| Poisson de pêche sportive | Oui | Non |
| Cote de combativité | 6/10 | — |
| Record du monde | — | — |
| Teneur en mercure | — | — |
Cuisine & Edibility
Truite arc-en-ciel
Delicate, mildly sweet flesh ranging from white to pink; low to moderate fat. Excellent pan-fried with butter, baked, or smoked; a top-tier freshwater table fish.
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
Truite arc-en-ciel
The rainbow trout is native to cold-water tributaries of the Pacific Ocean in Asia and North America. Widely introduced worldwide, it is prized by anglers for its acrobatic leaps and beautiful coloration.
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.