Betta vs Discus
Betta splendens so sánh với Symphysodon discus
Taxonomy & Classification
| Thuộc tính | Betta | Discus |
|---|---|---|
| Tên khoa học | Betta splendens | Symphysodon discus |
| Bộ | Anabantiformes | Cichliformes |
| Họ | Osphronemidae | Cichlidae |
| Conservation Status | Vulnerable | Least Concern |
Physical Traits
| Thuộc tính | Betta | Discus |
|---|---|---|
| Chiều dài tối đa | 7,0 cm | 20,0 cm |
| Cân nặng tối đa | 0,003 kg | 0,25 kg |
| Màu sắc | Highly variable in domesticated strains; wild type is dull brownish-green with iridescent blue-green scale patches; long flowing fins display intense reds, blues, purples, and teals with iridescent sheen. | 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. |
Habitat & Environment
| Thuộc tính | Betta | Discus |
|---|---|---|
| Loại nước | Freshwater | Freshwater |
| Phạm vi độ sâu | — | — |
| Phân bố địa lý | Native to the Mekong River basin in Thailand, Laos, and Cambodia. Found in shallow rice paddies, irrigation ditches, ponds, and slow-moving lowland streams across the … | 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 … |
| Môi trường sống | Shallow, densely vegetated ponds, rice paddies, and slow streams of Thailand and Southeast Asia. Tolerates oxygen-poor, warm water (24-30°C). Males highly territorial; builds bubble nests … | 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. … |
Aquarium Suitability
| Thuộc tính | Betta | Discus |
|---|---|---|
| Kích thước bể tối thiểu | 19 L | 250 L |
| Nhiệt độ | 24-30 | 26-30 |
| Phạm vi pH | 6.5-7.5 | 5.0-7.0 |
| Mức độ chăm sóc | Easy | Difficult |
| Tính cách | Aggressive | Peaceful |
Cuisine & Edibility
Betta
Not consumed — ornamental aquarium species prized for its flowing fins and vibrant coloration; classified Vulnerable in the wild.
Discus
Not consumed — a prized ornamental aquarium fish known as the 'king of the aquarium' for its disc-shaped body and brilliant colors.
Species Overview
Betta
The Siamese fighting fish is famous for its vibrant colors and flowing fins, developed through centuries of selective breeding. Males are highly territorial and will flare their gill covers at rivals. They possess a labyrinth organ for breathing atmospheric air.
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.