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Capture (blue) and aquaculture (green) production of Channa micropeltes in thousand tonnes from 1950 to 2022, as reported by the FAO [2]. Channa micropeltes, giant snakehead, giant mudfish or toman harimau, is among the largest species in the family Channidae, capable of growing to 1.3 m (4.3 ft) in length and a weight of 20 kg (44 lb). [3]
Channa is a genus of predatory fish in the family Channidae, commonly known as snakeheads, native to freshwater habitats in Asia. This genus contains about 50 scientifically described species . The genus has a wide natural distribution extending from Iraq in the west, to Indonesia and China in the east, and parts of Siberia in the Far East .
The small snakehead (Channa asiatica) is a species of snakehead. It is one of four species of the genus Channa native to China. It also can be found in Taiwan and southern Japan, to which it migrated (or was introduced). It is a medium-sized snakehead which is a nestbuilder (as opposed to the Indian mouthbrooder dwarf snakeheads).
Head of a northern snakehead. The distinguishing features of a northern snakehead include a long dorsal fin with 49–50 rays, [6] an anal fin with 31–32 rays, a small, anteriorly depressed head, the eyes above the middle part of the upper jaw, a large mouth extending well beyond the eye, and villiform teeth in bands, with large canines on the lower jaw and palatines.
Channa marulioides, commonly known as the emperor snakehead, is a species of fish in the family Channide. It is native to parts of Indonesia, Thailand and Malaysia. [2] [3] It reaches a maximum length of 65 cm (26 in). [3]
The Malabar snakehead differs from all other species in the genus by its high number of lateral line scales (103–105 vs. 36–91). It further differs from all other Channa species, except C. bankanensis, C. lucius, C. micropeltes, and C. pleurophthalma, by the presence of gular scales, a patch of scales between the anterior tips of the lower jaws, visible in ventral view.
The blotched snakehead (Channa maculata) is a species of snakehead. It is one of four species of the genus Channa native to China . It is also native to northern Vietnam and Taiwan , but has been widely introduced to other countries, where it is an invasive species . [ 4 ]
Channa marulius, the bullseye snakehead or great snakehead, is a large species of snakehead native to South Asia. [2] Populations in Southeast Asia are now regarded as separate species. [ 3 ] [ 4 ]