Monitoring of radio-tagged salmon smolt migration in the regulated River Iijoki

Starting year

2011

End year

2011

Objectives of the project

The aim of this study is to estimate the survival of hatchery reared and wild salmon smolts in the regulated River Iijoki and to find out the possible bottlenecks for the survival (e.g. turbine and impoundment mortality).

Participants

Responsible organization

Original organization

Finnish Game and Fisheries Research Institute

Persons

Orell Panu

Related organizations

Natural Resources Institute Finland
FORTUM OYJ
MINISTRY OF AGRICULTURE AND FORESTRY
Lapin ELY-keskus / Elinkeinot

Results

Results and impact

The results of the study can be used in the recovery actions in the River Iijoki and in other regulated rivers and they may help to decrease the mortality of smolts during their downstream migration.

Other information

Keywords

Hydropower plant, Iijoki, Iijoki, Kuolleisuus, Mortality, Radiotelemetria, Radio-tracking, Smolt, Vesivoimalaitos