Table 2

Migration rate, efficiency metrics and passage times, separately for translocated fish and fish in natural migration.

Translocation Natural migration
Migration rate (%) 89.6 42.3
Attraction efficiency Aeff (%) 94.4 93.1
Passage efficiency Peff (%) 94.7 83.3
Overall efficiency overall Peff (%) 89.4 77.6
Approach time Tapp (hh:mm:ss)

No of values 161 38
25th percentile 0:18:11 0:04:13
Median 1:49:58 0:11:26
75th percentile 23:59:34 0:25:31
Culvert passage time Tpas (hh:mm:ss)

No of values 159 33
25th percentile 1:10:24 0:25:24
Median 7:02:35 5:37:54
75th percentile 37:01:16 24:18:18
Overall passage time Tall (hh:mm:ss)

No of values 166 34
25th percentile 3:38:30 0:39:58
Median 24:40:00 11:16:30
75th percentile 382:44:21 42:02:07

Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.

Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.

Initial download of the metrics may take a while.