Guppy vs Zebra Danio
Poecilia reticulata 与之比较 Danio rerio
Taxonomy & Classification
| 属性 | Guppy | Zebra Danio |
|---|---|---|
| 学名 | Poecilia reticulata | Danio rerio |
| 目 | Cyprinodontiformes | Cypriniformes |
| 科 | Poeciliidae | Danionidae |
| Conservation Status | Least Concern | Least Concern |
Physical Traits
| 属性 | Guppy | Zebra Danio |
|---|---|---|
| 最大体长 | 6.0 cm | 5.0 cm |
| 最大体重 | 0.002 kg | 0.001 kg |
| 体色 | 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. | 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
| 属性 | Guppy | Zebra Danio |
|---|---|---|
| 水质类型 | Brackish | Freshwater |
| 栖息水深 | — | — |
| 地理分布 | 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 the Ganges and Brahmaputra river basins of Bangladesh, India, Nepal, and Myanmar. Inhabits fast-flowing hill streams, rice paddies, and shallow ponds across the … |
| 栖息地 | 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. | 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
| 属性 | Guppy | Zebra Danio |
|---|---|---|
| 最小水箱尺寸 | 38 L | 40 L |
| 水温 | 22-28 | 18-24 |
| pH 范围 | 6.8-7.8 | 6.0-8.0 |
| 饲养难度 | Easy | Easy |
| 性情 | Peaceful | Peaceful |
Cuisine & Edibility
Guppy
Not consumed — a tiny ornamental livebearer prized by hobbyists for its dazzling color variations and ease of breeding in the aquarium.
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
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.
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.