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The bowfin (Amia calva) is a ray-finned fish native to North America. Common names include mudfish, mud pike, dogfish, grindle, grinnel, swamp trout, and choupique.It is regarded as a relict, being one of only two surviving species of the Halecomorphi, a group of fish that first appeared during the Early Triassic, around 250 million years ago.
Mudfish have the ability to aestivate during droughts, seeking out moist areas under logs and vegetation so they do not dry out. While emersed (out of the water), they respire through cutaneous respiration , either through their skin, or by taking mouthfuls of air.
The waikaka or black mudfish (Neochanna diversus) is a fish of the family Galaxiidae, [1] found only in swamps and wetlands in the northern half of the North Island of New Zealand, from Kaitaia in the north to the Mōkau River in the south.
The first Canterbury mudfish was described by W J Phillipps in 1926, from a specimen sent to him by Mr A. Burrows, a farmer from Oxford, North Canterbury. They were sent to him "alive in a tin box together with a quantity of damp earth, sent by parcel-post on a journey lasting over thirty hours, and arrived alive and extremely active."
The brown mudfish (Neochanna apoda) is a galaxiid endemic to New Zealand. The species is found in wetlands in the southwest of the North Island and the northern half of the west coast of the South Island. It commonly grows to 100–130 mm in length, and it can live to at least 7 years. They are named for their brown color.
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]
A simple stool test could help diagnose endometriosis, as well as some gut-related conditions, such as inflammatory bowel disease (IBD). It may also offer clues as to how to treat them.
Tasmanian mudfish are smaller than other species comprising the whitebait fishery, generally only 30 to 40 mm at this age. The juvenile fish migrate upstream to their usual habitat. Nocturnal in habit and secretive in nature, the fish usually rest during daylight in heavy vegetation or half buried in the muddy substrate.