Common Snook vs Guppy
Centropomus undecimalis compared with Poecilia reticulata
Taxonomy & Classification
| Attribute | Common Snook | Guppy |
|---|---|---|
| Scientific Name | Centropomus undecimalis | Poecilia reticulata |
| Order | Carangaria/misc | Cyprinodontiformes |
| Family | Centropomidae | Poeciliidae |
| Conservation Status | Least Concern | Least Concern |
Physical Traits
| Attribute | Common Snook | Guppy |
|---|---|---|
| Max Length | 140.0 cm | 6.0 cm |
| Max Weight | 24.3 kg | 0.002 kg |
| Color | Pale golden-olive to grayish-brown back with silvery flanks; a bold black lateral stripe runs from the operculum to the tail; belly pale yellow-white; fins are yellowish with a dusky posterior dorsal fin. | 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. |
Habitat & Environment
| Attribute | Common Snook | Guppy |
|---|---|---|
| Water Type | Freshwater & Saltwater | Brackish |
| Depth Range | ?-22m | — |
| Geographic Range | Western Atlantic from South Carolina south through the Gulf of Mexico, entire Caribbean, and along the Atlantic and Pacific coasts of Central America to Brazil. … | 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 … |
| Habitat | Neritic, estuaries | 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. |
Aquarium Suitability
| Attribute | Common Snook | Guppy |
|---|---|---|
| Min Tank Size | — | 38 L |
| Temperature | — | 22-28 |
| pH Range | — | 6.8-7.8 |
| Care Level | — | Easy |
| Temperament | — | Peaceful |
Fishing Information
| Attribute | Common Snook | Guppy |
|---|---|---|
| Game Fish | Yes | No |
| Fight Rating | 8/10 | — |
| World Record | — | — |
| Mercury Level | — | — |
Cuisine & Edibility
Common Snook
Sweet, firm white flesh with a mild, clean flavor; low fat and large flakes. Highly regarded as table fare in Florida and the Caribbean; excellent grilled, blackened, or pan-seared.
Guppy
Not consumed — a tiny ornamental livebearer prized by hobbyists for its dazzling color variations and ease of breeding in the aquarium.
Species Overview
Common Snook
The common snook is a prized inshore game fish found in tropical western Atlantic waters. It is highly sensitive to cold water and cannot survive temperatures below 12 degrees Celsius. Its lateral line is distinctive — a bold black stripe.
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.