The title is a bit misleading since most of these are char, but I think it’s ok since many of the popular “trout” in North America are char (brook trout, lake trout, bull trout).
Huchen (Hucho Hucho)
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Kundzha - white spotted char
(salvelinus leucaenis articus)
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Deep water char (salvelinus profundus)
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I believe that most of these are rarely talked about because of language barriers.