The climbing perch (Vietnamese: Cá rô đồng): (Anabas testudineus) is a species of fish in the family Perch that lives in freshwater and brackish water environments. They have fatty, fragrant, chewy, delicious meat, with high commercial value despite having many bones. Their maximum size can be up to 250 mm.
Characteristic
Perch are gray to light blue in color, the belly is brighter than the back, with a dark dot on the tail and another dot behind the gills. The edges of the scales and fins are brightly colored. The fish's gill covers are serrated. They have a special respiratory organ under their gills, called accessory gills, that allows them to absorb oxygen in the air. They have strong, sharp teeth, arranged in rows on both jaws. On both jaws there are small pointed teeth: the middle teeth are larger than the two sides and the teeth are on the vomer bone.
Distribution
Perch often live in all types of water surfaces: steamed rice fields, ponds, ditches, ditches, ditches, swamps, rivers and canals... In the world, perch are distributed between latitudes 28° north - 10° south. , mainly in southern China, Vietnam, Laos, Cambodia, Thailand, Burma, India, Philippines, Africa and the archipelagos between India and Australia are areas with suitable average temperatures for growth (from 22 - 30 °C). Growth depth: - 0 m. They are known for their ability to migrate from one pond to another by crossing land (perch), especially during the rainy season and usually at night.
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