from Wiktionary, Creative Commons Attribution/Share-Alike License

  • proper n. A taxonomic genus within the subfamily Thymallinae — grayling.


from Wiktionary, Creative Commons Attribution/Share-Alike License

From Ancient Greek θύμαλλος ("an unknown kind of fish")


  • The genus name Thymallus is associated with the herb thyme.

    Trout and Salmon of North America

  • Yellowstone cut-throat trout Oncorhyncus clarki bouvieri and Arctic grayling Thymallus arcticus (V), are protected by regulations that also permit taking of non-native introduced species.

    Yellowstone National Park, United States

  • Evidence from field studies of a stream fish, the Arctic grayling (Thymallus arcticus), also suggests that a population at the northern limit of its distribution is unlikely to survive an increase of only a few degrees in summer water temperatures.

    Broad-scale effects of climate change on freshwater systems in the Arctic

  • Other arctic species used locally include Atlantic salmon (Salmo salar), lake trout (Salvelinus namaycush), several species of whitefish, pike, and grayling (Thymallus arcticus).

    Indigenous peoples, animals, and climate in the Arctic

  • Arctic grayling Thymallus arcticus signifer, Dolly Varden trout Salvelinus alpinus malma and lake trout Salvelinus namaycush are common in the streams that flow into the Nahanni and Flat Rivers.

    Nahanni National Park Reserve, Canada

  • Another example of an important trophic relationship is that which has evolved between the Blakiston's fish-owl and its main prey Arctic grayling Thymallus arcticus and lenok Brachymstax lenok, which in tern rely on the stable riverine conditions that are provided by the untouched river valleys.

    Central Sikhote-Alin, Russian Federation

  • Fish fauna includes lake whitefish Coregonus commersoni, cutthroat trout Salmo clarki, rainbow trout S. gairdnerii, lake trout Salvelinus namaycush, bull trout Salvelinus confluentus and Arctic grayling Thymallus signifer.

    Waterton Lakes National Park, Canada

  • The ecoregion supports endemic and relict fisheries: Westslope cutthroat trout (Oncorhynchus lewisi clarki), Yellowstone cutthroat (Oncorhynchus clarki), and fluvial arctic grayling (Thymallus arcticus), a relict species from past glaciation.

    Montana Valley and Foothill grasslands

  • Species of fish such as Coregonus peled, Thymallus arcticus arcticus, Nemachilus barbatulus toni, and N. strauchi are liberally distributed in the small lakes and rivers through the ecoregion.

    Altai montane forest and forest steppe

  • Fishing is having a significant impact on Oreoleucicus potanini and Thymallus brevirostris.

    Altai montane forest and forest steppe


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