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Lake whitefish are found throughout much of Canada and parts of the northern United States, including all of the Great Lakes. The lake whitefish is sometimes referred to as a "humpback" fish due to the small size of the head in relation to the length of the body. [3] [a] It is a valuable commercial fish, and also occasionally taken by sport ...
The Alaska whitefish (Coregonus nelsonii) is a species of whitefish in the family Salmonidae. It is found in parts of northwestern North America, where it occurs only in small and large rivers, and rarely in lakes. The maximum length recorded for this species is 56.0 cm (22.0 in).
White fish (Atlantic cod) White fish fillet (halibut – on top) contrasted with an oily fish fillet (salmon – at bottom)Whitefish or white fish is a fisheries term for several species of demersal fish with fins, particularly Atlantic cod (Gadus morhua), whiting (Merluccius bilinearis), haddock (Melanogrammus aeglefinus), hake (Urophycis), and pollock (Pollachius), among others.
The mountain whitefish (Prosopium williamsoni) is one of the most widely distributed salmonid fish of western North America. [3] It is found from the Mackenzie River drainage in Northwest Territories, Canada through western Canada and the northwestern USA in the Pacific, Hudson Bay and upper Missouri River basins to the Truckee River drainage in Nevada and Sevier River drainage in Utah.
The ocean whitefish has a sturdy, quadrangular body with a relatively deep head which has a steep profile and a small mouth extending to the front of the eye. There is a fleshy ridge along the centreline of the body in front of the dorsal fin. The gill cover has a short blunt spine while the preoperculum is serrated.
Common name Scientific name Image Native Non-native Fresh water Salt water Notes African jewelfish: Hemichromis bimaculatus: African pompano: Alectis ciliaris
The white perch (Morone americana) is not a true perch but is a fish of the temperate bass family, Moronidae, notable as a food and game fish in eastern North America.In some places it is referred to as "Silver Bass".
In their ecosystems, whitefish tend to be some of the largest fish and occupy niches as benthic predators. [11] The recent invasion of several invasive species, [12] including the sea lamprey and zebra mussels, [11] has begun to pose a threat to the whitefish population by disrupting historic ecological relationships and prey distribution. [13]