Crustaceans, insects and insect larvae, and fish eggs form the most important food items.
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As is the grayling (T. thymallus), the Arctic grayling is economically important, being raised commercially for food and fished for sport.
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The area has a very diverse ecosystem that supports Lake Trout, Lake Whitefish, Cisco, Arctic Grayling, Walleye & Yellow Perch; Osprey & Bald Eagles and many more.