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The Sacramento pikeminnow (Ptychocheilus grandis), formerly known as the Sacramento squawfish, is a large cyprinid fish of California, United States. It is native to the Los Angeles River , Sacramento - San Joaquin , Pajaro - Salinas , Russian River , Clear Lake and upper Pit River river basins.
In 1999, the American Fisheries Society adopted "pikeminnow" as the name it recommends, because Native Americans consider "squawfish" offensive. [ 1 ] The Colorado pikeminnow , P. lucius , is the largest member of the genus, ranging from 4–9 lb (2–4 kg) in adult fish with occasional specimens up to 25 lb (11 kg).
Another similar species is the Sacramento Pikeminnow, Pytchocheilus grandis, (sometimes referred to as Sacramento Squawfish). The Pikeminnow can be distinguished from the Blackfish by the head shape, which is more compressed in the Pikeminnow compared to the Blackfish, and has a longer snout than that of the Blackfish. The Pikeminnow has larger ...
The Northern pikeminnow, Columbia River dace or colloquially Squawfish (Ptychocheilus oregonensis) is a large member of the minnow family, Leuciscidae. [2] This predatory freshwater fish is native to northwestern North America, ranging from the Nass River basin to the Columbia River basin. [ 2 ]
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It tends to be found in the lower half of the water column in rivers and streams but in slower flows or still waters, such as reservoirs, it cab be found close to surface. It is always found in association with the Sacramento pikeminnow (Ptychocheilus grandis) and normally also with the Sacramento sucker (Catostomus occidentalis occidentalis).
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The aquaculture of salmonids is the farming and harvesting of salmonid fish under controlled conditions for both commercial and recreational purposes. Salmonids (particularly salmon and rainbow trout ), along with carp and tilapia , are the three most important fish groups in aquaculture . [ 2 ]