Discus vs Rainbow Trout
Symphysodon discus 비교 대상 Oncorhynchus mykiss
Taxonomy & Classification
| 속성 | Discus | Rainbow Trout |
|---|---|---|
| 학명 | Symphysodon discus | Oncorhynchus mykiss |
| 목(目) | Cichliformes | Salmoniformes |
| 과(科) | Cichlidae | Salmonidae |
| Conservation Status | Least Concern | Least Concern |
Physical Traits
| 속성 | Discus | Rainbow Trout |
|---|---|---|
| 최대 크기 | 20.0 cm | 120.0 cm |
| 최대 체중 | 0.25 kg | 25.4 kg |
| 체색 | 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. | 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
| 속성 | Discus | Rainbow Trout |
|---|---|---|
| 수질 유형 | Freshwater | Freshwater & Saltwater |
| 서식 수심 | — | 0-200m |
| 분포 지역 | 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 cold rivers and coastal waters of western North America from Alaska to northern Mexico. Anadromous steelhead run migrate between Pacific coastal rivers and … |
| 서식지 | 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. … | 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
| 속성 | Discus | Rainbow Trout |
|---|---|---|
| 최소 수조 크기 | 250 L | — |
| 수온 | 26-30 | — |
| pH 범위 | 5.0-7.0 | — |
| 사육 난이도 | Difficult | — |
| 성격 | Peaceful | — |
낚시 정보
| 속성 | Discus | Rainbow Trout |
|---|---|---|
| 낚시 대상어 | 아니오 | 예 |
| 파이팅 등급 | — | 6/10 |
| 세계 기록 | — | — |
| 수은 함량 | — | — |
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.
Rainbow Trout
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
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.
Rainbow Trout
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.