Atlantic Cod vs Northern Snakehead
Gadus morhua compared with Channa argus
Taxonomy & Classification
| Attribute | Atlantic Cod | Northern Snakehead |
|---|---|---|
| Scientific Name | Gadus morhua | Channa argus |
| Order | Gadiformes | Anabantiformes |
| Family | Gadidae | Channidae |
| Conservation Status | Vulnerable | Least Concern |
Physical Traits
| Attribute | Atlantic Cod | Northern Snakehead |
|---|---|---|
| Max Length | 200.0 cm | 150.0 cm |
| Max Weight | 96.0 kg | 8.0 kg |
| Color | Brown to olive-green or grayish back densely speckled with small pale spots; pale lateral line clearly visible; belly white to cream; three distinct dorsal fins and two anal fins are yellowish-tan. | 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
| Attribute | Atlantic Cod | Northern Snakehead |
|---|---|---|
| Water Type | Saltwater | Freshwater |
| Depth Range | 0-600m | — |
| Geographic Range | North Atlantic from the Labrador Sea and Grand Banks of Newfoundland east to Iceland, Norway, and the Barents Sea. Historically abundant on the Georges and … | 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 … |
| Habitat | Neritic, 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 … |
Fishing Information
| Attribute | Atlantic Cod | Northern Snakehead |
|---|---|---|
| Game Fish | Yes | Yes |
| Fight Rating | — | 7/10 |
| World Record | — | — |
| Mercury Level | — | — |
Cuisine & Edibility
Atlantic Cod
Iconic mild white flesh, low fat, and a flaky texture; the backbone of fish-and-chips and salt cod traditions worldwide. Currently Vulnerable; sustainable sourcing is strongly recommended.
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
Atlantic Cod
The Atlantic cod is one of the most historically important commercial fish species. Its mild, flaky white flesh has been a staple food in Europe for centuries. Overfishing caused the collapse of the Grand Banks fishery in 1992.
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.