River StorĂ¥ – 2018

Study type: Acoustic
Listening stations deployed: 17
Tagged smolts: 100 (50 wild & 50 hatchery)
Succeeded: 69 (39 wild & 30 hatchery)

Survival rates (%) 
Overall survival = Number of survivors / Total number of released fish * 100
Section survival = Fish that reached the end of the section / Fish that entered the section * 100

Study area 

Red dots represent listening stations
Red flags represent release sites

River Skjern – 2017

Study type: Acoustic
Listening stations deployed: 18
Tagged smolts: 86
Succeeded: 31

Survival rates (%) 

Overall survival = Number of survivors / Total number of released fish * 100
Section survival = Fish that reached the end of the section / Fish that entered the section * 100

Study area

ots represent listening stations
Red flags represent release sites