Common Goldfish vs قشر البياض
Carassius auratus مقارنةً بـ Sander lucioperca
Taxonomy & Classification
| السمة | Common Goldfish | قشر البياض |
|---|---|---|
| الاسم العلمي | Carassius auratus | Sander lucioperca |
| الرتبة | Cypriniformes | Perciformes |
| الفصيلة | Cyprinidae | Percidae |
| Conservation Status | Least Concern | Least Concern |
Physical Traits
| السمة | Common Goldfish | قشر البياض |
|---|---|---|
| الطول الأقصى | 45,0 cm | 130,0 cm |
| الوزن الأقصى | 2,0 kg | 20,0 kg |
| اللون | Brilliant orange to deep golden-yellow body with a metallic sheen across all scales; domesticated forms range from white, yellow, and red to black and calico bicolor combinations. | Greenish-gray to olive body with 8–10 dark olive-brown vertical bars or saddle blotches; flanks finely mottled; belly whitish; first dorsal fin with dark-spotted rays; large glassy eyes adapted for low light. |
Habitat & Environment
| السمة | Common Goldfish | قشر البياض |
|---|---|---|
| نوع الماء | Brackish | Brackish |
| نطاق العمق | 0-20m | 2-30m |
| النطاق الجغرافي | Originates from rivers and lakes of eastern China and possibly Korea; domesticated for over 1,000 years. Wild relatives inhabit slow rivers, ponds, and slightly brackish … | Native to river systems and large lakes of northern and central Europe and western Asia, including the Volga, Danube, Rhine, and Baltic Sea drainages. Tolerates … |
| الموطن | Ponds, lakes, slow rivers across East Asia; introduced worldwide. Tolerates wide temperature range (10-30°C) and turbid water. Prefers shallow, vegetated areas with soft substrates. Domestic … | Estuaries |
Aquarium Suitability
| السمة | Common Goldfish | قشر البياض |
|---|---|---|
| الحد الأدنى لحجم الحوض | 150 L | — |
| درجة الحرارة | 10-24 | — |
| نطاق الرقم الهيدروجيني | 6.0-8.0 | — |
| مستوى الرعاية | Easy | — |
| المزاج | Peaceful | — |
معلومات الصيد
| السمة | Common Goldfish | قشر البياض |
|---|---|---|
| أسماك الصيد الرياضي | نعم | نعم |
| تصنيف المقاومة | — | 6/10 |
| الرقم القياسي العالمي | — | — |
| مستوى الزئبق | — | — |
Cuisine & Edibility
Common Goldfish
Not consumed — a classic ornamental aquarium and pond fish; its vivid color and hardy nature make it one of the world's most popular decorative species.
قشر البياض
Lean, firm white flesh with a delicate, mild flavor and nearly no fat; boneless fillets are easy to work with. The most prized freshwater eating fish in Central and Eastern Europe.
Species Overview
Common Goldfish
The goldfish was one of the first fish to be domesticated, with selective breeding in China dating back over 1,000 years. Despite common misconceptions, goldfish can live 10-15 years with proper care and require far more space than a small bowl.
قشر البياض
The zander is the European equivalent of the walleye and one of the most prized freshwater predators in Europe. Its excellent low-light vision makes it a crepuscular hunter. Its delicate white flesh is considered among the finest of freshwater fish.