Corydoras vs Cá pecca vàng
Corydoras paleatus so sánh với Perca flavescens
Taxonomy & Classification
| Thuộc tính | Corydoras | Cá pecca vàng |
|---|---|---|
| Tên khoa học | Corydoras paleatus | Perca flavescens |
| Bộ | Siluriformes | Perciformes |
| Họ | Callichthyidae | Percidae |
| Conservation Status | Least Concern | Least Concern |
Physical Traits
| Thuộc tính | Corydoras | Cá pecca vàng |
|---|---|---|
| Chiều dài tối đa | 7,0 cm | 50,0 cm |
| Cân nặng tối đa | 0,005 kg | 1,9 kg |
| Màu sắc | Pale olive-gray to greenish body with irregular dark olive to black marbled blotches and spots; a broad dark blotch at the dorsal fin base; belly is cream to white; fins spotted or barred. | 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
| Thuộc tính | Corydoras | Cá pecca vàng |
|---|---|---|
| Loại nước | Freshwater | Brackish |
| Phạm vi độ sâu | — | 0-56m |
| Phân bố địa lý | Native to the La Plata River system and coastal rivers of southeastern Brazil, Uruguay, and northeastern Argentina. Inhabits shallow streams, flooded meadows, and sandy-bottomed lagoons … | 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 … |
| Môi trường sống | Rivers and streams of the Río de la Plata basin in South America (Brazil, Argentina, Uruguay). Inhabits clear-water streams over sandy and muddy bottoms. Active … | Estuaries |
Aquarium Suitability
| Thuộc tính | Corydoras | Cá pecca vàng |
|---|---|---|
| Kích thước bể tối thiểu | 40 L | — |
| Nhiệt độ | 22-26 | — |
| Phạm vi pH | 6.0-8.0 | — |
| Mức độ chăm sóc | Easy | — |
| Tính cách | Peaceful | — |
Thông tin câu cá
| Thuộc tính | Corydoras | Cá pecca vàng |
|---|---|---|
| Cá thể thao | Không | Có |
| Xếp hạng chiến đấu | — | 3/10 |
| Kỷ lục thế giới | — | — |
| Hàm lượng thủy ngân | — | — |
Cuisine & Edibility
Corydoras
Not consumed — a small ornamental bottom-dwelling catfish beloved for its peaceful temperament and role as a substrate scavenger in community aquariums.
Cá pecca vàng
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
Corydoras
The peppered corydoras is a peaceful bottom-dwelling catfish native to South American rivers. It uses its barbels to sift through substrate for food and should be kept in groups of six or more. It can gulp atmospheric air in low-oxygen conditions.
Cá pecca vàng
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.