Fig. 1


Download original image

Orthogonal regression (solid black line) of the estimated eel counts from 15 mn videos (N = 58) made by operators#1 and #2. The dashed line represents the line with a null intercept and a slope of one.

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.