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Nile perch can grow to 2 m (6 ft 7 in) and 200 kg (440 lb). [12] The introduction of this species to Lake Victoria is one of the most cited examples of the negative effects alien species can have on ecosystems. [13] The Nile perch was introduced to Lake Victoria in East Africa in the 1950s, [14] [15] and has since been fished commercially. In ...
One of the largest freshwater fishes is the Nile perch (Lates niloticus), which grows up to 200 kg (440 lb) and 2 m (6.6 ft). [114] The biggest of snappers is the Cubera snapper ( Lutjanus cyanopterus ) of the Caribbean sea and east coast of South America, at a maximum size of 57 kg (126 lb) and 1.6 m (5.2 ft) in length.
It was introduced into Lakes Kyoga and Victoria basins in the mid-1950s, but its presence in Lake Victoria was first noted in 1960. Although 'the Nile Perch was introduced into Lake Victoria in the early 1960s, it took more than 10 years to get fully established in the new ecosystem. [4] Nile perch on Gaba landing site
Fish nets have different sizes. The small sized nets are used for small fish while the big sized nets are used for large fish. For instance: 0.5–1 in (1.27–2.54 cm) grade nets are used for fishing nkejje, 1–6 in (2.54–15.24 cm) grade for fishing tilapia, and above 6 in (15.24 cm) for Nile perch. The fishermen use boats to haul the nets.
By the 1980s, the 'explosion' of this species was being referred to as the Nile perch 'boom'. Catches climbed from about 335 mt in 1975, to a peak of 380,776 mt in 1990. [Note 3] The second impact was the Nile perch's devastation of the haplochromine species flock, its main food source. Catches of this species crashed.
These fishes range in size from less than 30 to 200 cm (1 to 7 ft) in maximum overall length, the largest species reaching weights up to 200 kg (440 lb). [5] They all have the characteristic centropomid shape, with the two-part dorsal fin and general percoid form.
Lake Chad (Arabic: بحيرة تشاد, Kanuri: Sádǝ, French: Lac Tchad) is an endorheic freshwater lake located at the junction of four countries: Nigeria, Niger, Chad, and Cameroon, in western and central Africa respectively, with a catchment area in excess of 1,000,000 km 2 (390,000 sq mi).
Labeo niloticus, the Nile carp, a fish species distributed along the entire Nile valley Lates niloticus , the Nile perch, a freshwater fish species found in Africa Topics referred to by the same term