قشر البياض vs Zebra Danio
Sander lucioperca مقارنةً بـ Danio rerio
Taxonomy & Classification
| السمة | قشر البياض | Zebra Danio |
|---|---|---|
| الاسم العلمي | Sander lucioperca | Danio rerio |
| الرتبة | Perciformes | Cypriniformes |
| الفصيلة | Percidae | Danionidae |
| Conservation Status | Least Concern | Least Concern |
Physical Traits
| السمة | قشر البياض | Zebra Danio |
|---|---|---|
| الطول الأقصى | 130,0 cm | 5,0 cm |
| الوزن الأقصى | 20,0 kg | 0,001 kg |
| اللون | 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. | Silver to pale gold body with five continuous horizontal royal-blue stripes running from gill to tail tip, including through the fins; belly silvery-white; fins clear with blue-gold striping. |
Habitat & Environment
| السمة | قشر البياض | Zebra Danio |
|---|---|---|
| نوع الماء | Brackish | Freshwater |
| نطاق العمق | 2-30m | — |
| النطاق الجغرافي | 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 … | Native to the Ganges and Brahmaputra river basins of Bangladesh, India, Nepal, and Myanmar. Inhabits fast-flowing hill streams, rice paddies, and shallow ponds across the … |
| الموطن | Estuaries | Fast-flowing, clear mountain streams of the Ganges-Brahmaputra region, India and Bangladesh. Clean, well-oxygenated, shallow water with sandy and gravelly substrate (18-26°C). Lab model organism. |
Aquarium Suitability
| السمة | قشر البياض | Zebra Danio |
|---|---|---|
| الحد الأدنى لحجم الحوض | — | 40 L |
| درجة الحرارة | — | 18-24 |
| نطاق الرقم الهيدروجيني | — | 6.0-8.0 |
| مستوى الرعاية | — | Easy |
| المزاج | — | Peaceful |
معلومات الصيد
| السمة | قشر البياض | Zebra Danio |
|---|---|---|
| أسماك الصيد الرياضي | نعم | لا |
| تصنيف المقاومة | 6/10 | — |
| الرقم القياسي العالمي | — | — |
| مستوى الزئبق | — | — |
Cuisine & Edibility
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.
Zebra Danio
Not consumed — a hardy ornamental aquarium fish notable for its horizontal blue-silver stripes and active schooling behavior; also a widely used laboratory model organism.
Species Overview
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.
Zebra Danio
The zebrafish is a small cyprinid native to South Asia's freshwater streams. Its distinctive blue-and-gold horizontal stripes and hardy nature make it a popular aquarium fish. It is also the most widely used vertebrate model organism in genetic research.