Goliath Grouper vs Zebra Danio
Epinephelus itajara compared with Danio rerio
Taxonomy & Classification
| Attribute | Goliath Grouper | Zebra Danio |
|---|---|---|
| Scientific Name | Epinephelus itajara | Danio rerio |
| Order | Perciformes/Serranoidei | Cypriniformes |
| Family | Epinephelidae | Danionidae |
| Conservation Status | Vulnerable | Least Concern |
Physical Traits
| Attribute | Goliath Grouper | Zebra Danio |
|---|---|---|
| Max Length | 250.0 cm | 5.0 cm |
| Max Weight | 363.0 kg | 0.001 kg |
| Color | Yellow-brown to olive-green body densely covered with small dark brown spots and irregular blotches; 3–4 faint pale vertical bands on the flanks; juveniles show bolder contrasting yellow and black stripes. | 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
| Attribute | Goliath Grouper | Zebra Danio |
|---|---|---|
| Water Type | Saltwater | Freshwater |
| Depth Range | 0-100m | — |
| Geographic Range | Tropical western Atlantic from Florida and the Gulf of Mexico through the Caribbean Sea to Brazil, and eastern Pacific from the Gulf of California to … | 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 | Neritic, coral reefs, estuaries | 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
| Attribute | Goliath Grouper | Zebra Danio |
|---|---|---|
| Min Tank Size | — | 40 L |
| Temperature | — | 18-24 |
| pH Range | — | 6.0-8.0 |
| Care Level | — | Easy |
| Temperament | — | Peaceful |
Fishing Information
| Attribute | Goliath Grouper | Zebra Danio |
|---|---|---|
| Game Fish | Yes | No |
| Fight Rating | 9/10 | — |
| World Record | — | — |
| Mercury Level | — | — |
Cuisine & Edibility
Goliath Grouper
Firm, flaky white flesh with a mild, sweet flavor; harvest is heavily restricted or banned throughout most of its range due to Vulnerable status. Catch-and-release strongly encouraged.
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
Goliath Grouper
The goliath grouper is the largest grouper in the Atlantic Ocean. This massive reef dweller can swallow prey whole and produces a distinctive booming sound by contracting its swim bladder to ward off intruders.
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.