08 – The river’s fish fauna
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Who lives beneath the water’s surface?
This stretch of the Ticino is home to several species of fish typical of mountain streams. The most common is the brown trout, the symbol of this nature trail.To help these fish reproduce and grow, it is important to encourage spawning in ‘spawning beds’: gravelly stretches where the females dig holes and lay their eggs. Near submerged roots and calm stretches lie refuge areas, which are essential for the survival of the young fish in their first days of life.
Restoring these habitats helps to maintain the river’s natural balance and allows various species to continue living here. Spotting trout or chub is a sign that the river is still alive and healthy.
Fancy a go at fishing? In the Audan ponds, you can enjoy recreational fishing in a peaceful setting that’s accessible even to beginners. On the River Ticino, however, fishing is regulated and you’ll need a cantonal licence: check the rules before casting your line!
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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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