Lake Pavin History, geology, biogeochemistry, and sedimentology of a deep meromictic maar lake

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Fig. 21.6 Screenshot of an echogram of an arctic char spawning area in Lake Pavin ( TS: Target Strenght in dB. Higher is the TS, bigger is the echo
(the fi sh), 48 fi shes were isolate in the selected area, the diagram represent the percent of each echo class)

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Pavin 2002 Annecy 2003 Chauvet 2009

Fig. 21.7 Growth comparison (in mm) of S.
alpinus

F. D e s m o l l e s

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