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The northern pike (Esox lucius) is a species of carnivorous fish ... , northern New Mexico, northern Arizona, Alaska, the ... vegetation density and pike size ...
Like the northern pike and other aggressive pikes, the body plan is typical of ambush predators with an elongated body, flat head, and dorsal, pelvic, and anal fins set far back on the body. Muskellunge are typically 70–120 cm (28–48 inches) long and weigh 7–16.5 kg (15–36 lb), [ 6 ] though some have reached up to 1.8 m (6 ft) and ...
The type species of the genus is Esox lucius, the northern pike. Esox have a fossil record extending back to the Paleocene. Modern large pike species are native to the Palearctic and Nearctic realms, ranging across Northern America and from Western Europe to Siberia in North Asia.
Esocidae is a family of ray-finned fish in the order Salmoniformes, which contains pike, pickerel, and mudminnows. [1] While the family traditionally only contained the genus Esox, recent genetic and paleontological research have recovered Novumbra and Dallia as members of the family Esocidae, being closer related to Esox than Umbra.
Northern pike are a non-native, predatory fish species with big teeth and a voracious appetite. They can live longer than 20 years and grow to more than 45 pounds.
Alaska has two species of frogs. They are the Columbia spotted frog and wood frog. Alaska also is inhabited by two introduced frog species, the Pacific tree frog (also referenced as the Pacific chorus frog), and the red-legged frog. [1] The only species of toad in Alaska is the western toad. [30]
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Esox cisalpinus was distinguished from Esox lucius (northern pike) and described scientifically as a new species in 2011 independently by two research groups. The description by Bianco & Delmastro was printed earlier, [4] and the name Esox cisalpinus is therefore accepted, whereas the alternative name published somewhat later by Lucentini et al., Esox flaviae, is considered a junior synonym.