речной угорь vs Northern Snakehead
Anguilla anguilla в сравнении с Channa argus
Taxonomy & Classification
| Характеристика | речной угорь | Northern Snakehead |
|---|---|---|
| Научное название | Anguilla anguilla | Channa argus |
| Отряд | Anguilliformes | Anabantiformes |
| Семейство | Anguillidae | Channidae |
| Conservation Status | Critically Endangered | Least Concern |
Physical Traits
| Характеристика | речной угорь | Northern Snakehead |
|---|---|---|
| Максимальная длина | 133,0 cm | 150,0 cm |
| Максимальный вес | 6,6 kg | 8,0 kg |
| Окраска | Yellow-olive to olive-brown back and sides in the freshwater 'yellow eel' phase; maturing 'silver eel' phase develops a dark gray-black back with a silvery-white belly and enlarged eyes. | Tawny-brown to pale golden-brown body with irregular dark brown to black blotches and saddles creating a cryptic camouflage pattern; belly is pale cream; long dorsal fin is mottled dark brown. |
Habitat & Environment
| Характеристика | речной угорь | Northern Snakehead |
|---|---|---|
| Тип воды | Freshwater & Saltwater | Freshwater |
| Диапазон глубин | 0-700m | — |
| Ареал обитания | Spawns in the Sargasso Sea and larvae drift to European and North African coasts on the Gulf Stream. Adults inhabit rivers, lakes, and coastal waters … | Native to river basins of China, Korea, and far-eastern Russia including the Amur River system. Introduced and now invasive in parts of the eastern United … |
| Среда обитания | Estuaries | Rivers, lakes, and ponds of East Asia (China, Korea, Russia); invasive in North America. Tolerates oxygen-poor water (15-30°C); can breathe air. Inhabits densely vegetated shallows … |
Информация о рыболовстве
| Характеристика | речной угорь | Northern Snakehead |
|---|---|---|
| Спортивная рыба | Да | Да |
| Боевой рейтинг | — | 7/10 |
| Мировой рекорд | — | — |
| Содержание ртути | — | — |
Cuisine & Edibility
речной угорь
Rich, fatty flesh with a distinctive earthy flavor; classically smoked, jellied (in Britain), or grilled kabayaki-style. Critically Endangered — consumption strongly discouraged; population down 90%.
Northern Snakehead
Firm, white flesh with a mild flavor and low fat; valued in Asian cuisines, especially in soups and steamed preparations. An invasive species in North America where removal is encouraged.
Species Overview
речной угорь
The European eel undertakes one of nature's most remarkable migrations, traveling 5,000 km from European rivers to the Sargasso Sea to spawn and die. Despite centuries of study, its breeding grounds were only recently confirmed.
Northern Snakehead
The northern snakehead is an aggressive freshwater predator native to East Asia. It can breathe air and survive out of water for several days. Considered a destructive invasive species in North America, it provides exciting catch opportunities.