Cá chẽm vs Discus
Lates calcarifer so sánh với Symphysodon discus
Taxonomy & Classification
| Thuộc tính | Cá chẽm | Discus |
|---|---|---|
| Tên khoa học | Lates calcarifer | Symphysodon discus |
| Bộ | Perciformes | Cichliformes |
| Họ | Latidae | Cichlidae |
| Conservation Status | Least Concern | Least Concern |
Physical Traits
| Thuộc tính | Cá chẽm | Discus |
|---|---|---|
| Chiều dài tối đa | 200,0 cm | 20,0 cm |
| Cân nặng tối đa | 60,0 kg | 0,25 kg |
| Màu sắc | Silver-grey to greenish-bronze flanks with a golden sheen under light; juveniles show a faint pale lateral stripe; operculum has a prominent dark margin and a small spine; fins clear to grayish. | 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 | Cá chẽm | Discus |
|---|---|---|
| Loại nước | Freshwater & Saltwater | Freshwater |
| Phạm vi độ sâu | 10-40m | — |
| Phân bố địa lý | Indo-West Pacific from the Persian Gulf and Indian subcontinent east to China, Japan, and Australia. Catadromous; spawns in coastal marine waters and juveniles ascend rivers … | 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 | Neritic, coral reefs, estuaries | 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 | Cá chẽm | Discus |
|---|---|---|
| Kích thước bể tối thiểu | — | 250 L |
| Nhiệt độ | — | 26-30 |
| Phạm vi pH | — | 5.0-7.0 |
| Mức độ chăm sóc | — | Difficult |
| Tính cách | — | Peaceful |
Thông tin câu cá
| Thuộc tính | Cá chẽm | Discus |
|---|---|---|
| Cá thể thao | Có | Không |
| Xếp hạng chiến đấu | 8/10 | — |
| Kỷ lục thế giới | — | — |
| Hàm lượng thủy ngân | — | — |
Cuisine & Edibility
Cá chẽm
Buttery, sweet flesh with large flakes, medium fat, and a clean finish. Revered across Asian and Australian cuisines; superb pan-fried, steamed with ginger, or baked whole.
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
Cá chẽm
The barramundi is a large, catadromous predator native to the Indo-West Pacific. It is a protandrous hermaphrodite, beginning life as male and transitioning to female after several years. Highly prized in both sport fishing and aquaculture.
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.