Guppy vs Truite arc-en-ciel
Poecilia reticulata comparé à Oncorhynchus mykiss
Taxonomy & Classification
| Attribut | Guppy | Truite arc-en-ciel |
|---|---|---|
| Nom scientifique | Poecilia reticulata | Oncorhynchus mykiss |
| Ordre | Cyprinodontiformes | Salmoniformes |
| Famille | Poeciliidae | Salmonidae |
| Conservation Status | Least Concern | Least Concern |
Physical Traits
| Attribut | Guppy | Truite arc-en-ciel |
|---|---|---|
| Longueur maximale | 6,0 cm | 120,0 cm |
| Poids maximum | 0,002 kg | 25,4 kg |
| Couleur | Males display highly variable iridescent patterns on a gray-olive body; spots, reticulations, and solid patches of red, orange, blue, green, and black; flowing fantail fins often multicolored. | 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. |
Habitat & Environment
| Attribut | Guppy | Truite arc-en-ciel |
|---|---|---|
| Type d'eau | Brackish | Freshwater & Saltwater |
| Plage de profondeur | — | 0-200m |
| Aire de répartition | Native to freshwater and slightly brackish streams of northern South America including Venezuela, Trinidad, and Barbados. Tolerates a wide range of salinities; introduced on every … | 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 … |
| Habitat | Slow-moving rivers, streams, ponds, and drainage ditches of northern South America (Venezuela, Trinidad). Warm, shallow water with dense vegetation (22-28°C). Highly adaptable; introduced worldwide. | 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. … |
Aquarium Suitability
| Attribut | Guppy | Truite arc-en-ciel |
|---|---|---|
| Taille minimale de l'aquarium | 38 L | — |
| Température | 22-28 | — |
| Plage de pH | 6.8-7.8 | — |
| Niveau d'entretien | Easy | — |
| Tempérament | Peaceful | — |
Informations sur la pêche
| Attribut | Guppy | Truite arc-en-ciel |
|---|---|---|
| Poisson de pêche sportive | Non | Oui |
| Cote de combativité | — | 6/10 |
| Record du monde | — | — |
| Teneur en mercure | — | — |
Cuisine & Edibility
Guppy
Not consumed — a tiny ornamental livebearer prized by hobbyists for its dazzling color variations and ease of breeding in the aquarium.
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.
Species Overview
Guppy
The guppy is one of the most widely distributed tropical fish, found in freshwater habitats across the Americas. Males display vivid colors and elaborate tail patterns to attract females. They are live-bearers, giving birth to free-swimming fry.
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.