Discus vs Yellow Perch
Symphysodon discus compared with Perca flavescens
Taxonomy & Classification
| Attribute | Discus | Yellow Perch |
|---|---|---|
| Scientific Name | Symphysodon discus | Perca flavescens |
| Order | Cichliformes | Perciformes |
| Family | Cichlidae | Percidae |
| Conservation Status | Least Concern | Least Concern |
Physical Traits
| Attribute | Discus | Yellow Perch |
|---|---|---|
| Max Length | 20.0 cm | 50.0 cm |
| Max Weight | 0.25 kg | 1.9 kg |
| Color | Deep-bodied disc shape with vibrant turquoise-blue wavy horizontal lines over a reddish-brown to orange-brown base; fins edged in vivid blue with red striping; wild forms show 9 dark vertical bars. | Bright golden-yellow body with 6–8 broad dark olive-green vertical saddle-bars; belly pale yellow to white; paired and anal fins are vivid orange to red; two separate dorsal fins, the first dark-spined. |
Habitat & Environment
| Attribute | Discus | Yellow Perch |
|---|---|---|
| Water Type | Freshwater | Brackish |
| Depth Range | — | 0-56m |
| Geographic Range | Restricted to the central Amazon River basin in Brazil, particularly around the confluence of the Rio Negro and Rio Solimões. Prefers warm, soft, highly acidic … | Native to freshwater and slightly brackish lakes and rivers of central and eastern Canada and the northern United States, including all five Great Lakes. Abundant … |
| Habitat | Warm, blackwater rivers of the Amazon basin, particularly the Rio Negro and tributaries. Prefers soft, acidic water (pH 4.5-6.5, 26-31°C) with driftwood and minimal current. … | Estuaries |
Aquarium Suitability
| Attribute | Discus | Yellow Perch |
|---|---|---|
| Min Tank Size | 250 L | — |
| Temperature | 26-30 | — |
| pH Range | 5.0-7.0 | — |
| Care Level | Difficult | — |
| Temperament | Peaceful | — |
Fishing Information
| Attribute | Discus | Yellow Perch |
|---|---|---|
| Game Fish | No | Yes |
| Fight Rating | — | 3/10 |
| World Record | — | — |
| Mercury Level | — | — |
Cuisine & Edibility
Discus
Not consumed — a prized ornamental aquarium fish known as the 'king of the aquarium' for its disc-shaped body and brilliant colors.
Yellow Perch
Sweet, clean white flesh with very low fat and a delicate texture; among the most prized freshwater eating fish in the Great Lakes region. Best pan-fried or sautéed simply in butter.
Species Overview
Discus
The discus is often called the 'King of the Aquarium' for its disc-shaped body and stunning color patterns. Native to the Amazon floodplains, it requires warm, soft, acidic water and feeds its fry with a mucus secretion from its skin.
Yellow Perch
The yellow perch is a schooling fish found in lakes and slow rivers across North America. Its golden-yellow body with dark vertical bars is unmistakable. Its sweet, firm white flesh makes it one of the finest-tasting freshwater fish.