Files uploaded: Excel file: Behavioural_data: Summary table of the behavioural traits measured on each fish from each condition Species Danio rerio ID Individual name Density Baseline or reduced Sensitivity Week of capture (1 to 6) or escape (7) or not tested (No) Sex Male (M) or female (F) Mass g, measured after the shelter, open field, novel and mirror assays Length cm, measured after the shelter, open field, novel and mirror assays days Days of the measurements of the shelter, open field, novel and mirror assays NE_d_moved Total distance moved in the open field assay, cm NE_to_center Average distance to the centre of the arena in the open field assay, cm NE_moving Time spend moving in the open field assay, sec NE_velocity Mean speed while in motion in the open field assay, cm/s NO_d_moved Total distance moved in the novel assay, cm NO_to_center Average distance to the centre of the arena in the novel assay, cm NO_moving Time spend moving in the novel assay, sec NO_to_zone Average distance to the novel object, cm NO_velocity Mean speed while in motion in the novel assay, cm/s She_d_moved Total distance moved in the shelter assay, cm She_moving Time spend moving in the shelter assay, sec She_freq_zone Number of time out of the shelter She_in_zone Total time spent out of the shelter, sec She_first_zone Time of the first exit of the Shelter, sec She_velocity Mean speed while in motion in the shelter assay, cm/s M_freq_zone1 Number of mirror bites against the mirror M_in_zone1 Time spent biting the mirror, sec M_first_zone1 Time of first bite to the mirror, sec M_in_zone2 Time spent in proximity of the mirror, sec M_first_zone2 Time of first entrance in proximity of the mirror, sec Soc_days Days of the measurements of the sociability assay Soc_length cm, measured after the sociability assay Soc_mass g, measured after the sociability assay Soc_to_zone Average distance to conspecifics, cm