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Pseudoplatystoma is a genus of several South American catfish species of family Pimelodidae.The species are known by a number of different common names.They typically inhabit major rivers where they prefer the main channels and tend to stay at maximum depth, but some species can also be seen in lakes, flooded forests, and other freshwater habitats.
It is one of four species in the genus Ariopsis. [ 3 ] The common name, hardhead catfish, is derived from the presence of a hard, bony plate extending rearward toward the dorsal fin from a line between the catfish's eyes. [ 4 ] It is an elongated marine catfish that reaches up to 28 in (70 cm) in length and 12 lb (5.5 kg) in weight. [ 5 ]
Catfish (or catfishes; order Siluriformes / s ɪ ˈ lj ʊər ɪ f ɔːr m iː z / or Nematognathi) are a diverse group of ray-finned fish.Named for their prominent barbels, which resemble a cat's whiskers, catfish range in size and behavior from the three largest species alive, the Mekong giant catfish from Southeast Asia, the wels catfish of Eurasia, and the piraíba of South America, to ...
Brachyplatystoma is a genus of catfish from the family Pimelodidae. [1] As the occasionally used common name goliath catfishes indicates, this genus includes some of the largest species of catfish, including the piraíba, B. filamentosum, which reaches up to the region of 3.6 metres (12 ft) in length.
Causes. Autoimmune diseases, hyperlipidemia, poisons, drug abuse. Livedo reticularis is a common skin finding consisting of a mottled reticulated vascular pattern that appears as a lace-like purplish discoloration of the skin. [1] The discoloration is caused by reduction in blood flow (ischemia) through the arterioles that supply the cutaneous ...
The wels catfish lives in large, warm lakes and deep, slow-flowing rivers. It prefers to remain in sheltered locations such as holes in the riverbed, sunken trees, etc. It consumes its food in the open water or in the deep, where it can be recognized by its large mouth. Wels catfish are kept in fish ponds as food fish.
Steindachner, 1906. Corydoras julii (also known as the julii cory or leopard catfish[2]) is a small freshwater catfish native to eastern Brazil. It is often confused with Corydoras trilineatus, [3] the three stripe corydoras. Corydoras julii are small, peaceful shoaling fish, and are typically kept in groups in captivity. [4]
Plotosus lineatus can reach a maximum length of 32 cm (13 in). [1] The body is brown with cream-colored or white longitudinal bands. The most striking feature of this species is in the fins, in fact the second dorsal, caudal and anal are fused together as in eels. In the rest of the body is quite similar to a freshwater catfish: the mouth is ...