08 – The river’s fish fauna

  • description Description

    Did you know that…

    Trout lay their eggs in holes in the gravel that they dig and cover with their tails?

    These are called “spawning beds” or “spawning pits” and can contain up to 1,000 eggs!

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  • image Illustrations
    Schema riproduzione trote

    (1) preparazione (2) deposizione e fecondazione (3) ricopertura (4) prima deposizione (5) seconda deposizione | (a) corrente del fiume (b) ghiaia (c) uova

    Trota fario

    Salmo trutta fario

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