Arapaima vs Northern Snakehead

Arapaima gigas との比較 Channa argus

Taxonomy & Classification

属性	Arapaima	Northern Snakehead
学名	Arapaima gigas	Channa argus
目	Osteoglossiformes	Perciformes
科	Arapaimidae	Channidae
Conservation Status	Data Deficient	Least Concern

Physical Traits

属性	Arapaima	Northern Snakehead
最大体長	450.0 cm	150.0 cm
最大体重	200.0 kg	8.0 kg
体色	Dark olive-gray to grayish-black back with large scales that become vivid red-orange with black borders on the posterior flanks; belly pale cream; caudal fin reddish and rounded.	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

属性	Arapaima	Northern Snakehead
水質タイプ	Freshwater	Freshwater
生息水深	—	—
分布域	Restricted to the Amazon River basin in Brazil, Peru, Guyana, and Bolivia. Inhabits flooded várzea lakes, oxbows, and large river channels; surfaces frequently to breathe …	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 …
生息地	Floodplain lakes (várzea) and large river channels of the Amazon basin. Slow-moving, shallow, warm freshwater (26-30°C). An obligate air-breather; rises to surface to gulp air. …	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 …

釣り情報

属性	Arapaima	Northern Snakehead
ゲームフィッシュ	はい	はい
ファイト評価	10/10	7/10
世界記録	—	—
水銀含有量	—	—

Cuisine & Edibility

Arapaima

Large, firm white fillets with a mild, clean flavor and low fat; historically a staple protein in Amazonian communities. Often salted and dried; sustainable harvest is tightly regulated.

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

Arapaima

The arapaima is one of the largest freshwater fish in the world, reaching up to 4.5 meters. An obligate air-breather, it must surface every 10-20 minutes to gulp air. Its tongue is bony and used to crush prey against the roof of its mouth.

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.