Chapter 6 dataset – Read me file
Site_ID
Unique ID code given to each experimental site to enable identification and Unique ID code given to 
each experimental site to enable identification 

Reach_ID
Unique ID code given to each experimental stream reach to enable identification	

Catchment_area
Tributary in which the experimental site was located	

Treatment
Assignation to one of the 4 experimental treatments	

Site_area	
Area (m2) of each experimental site

Mean_depth_m	
Mean depth (m) of experimental sites	

Order_US_to_DS
Order of site within given stream reach, from upstream to downstream

Displacement_to_release_site_m	
Instream distance (m) between the experimental site and the release site within that stream reach 
(LDR sites only), upstream distances are given as negative values

0+_salmon_N_June	
Number of Atlantic salmon fry recorded in the electrofishing survey conducted prior to translocation 
(i.e. ‘Spring surveys’)

0+_trout_N_June
Number of brown trout fry recorded in the electrofishing survey conducted prior to translocation 
(i.e. ‘Spring surveys’)	

0+_unmarked_salmon_N_Sept	
Number of non-translocated Atlantic salmon fry recorded in the electrofishing survey conducted 
post-translocation (i.e. ‘Autumn surveys’)

0+_marked_salmon_N_Sept	
Number of translocated Atlantic salmon fry recorded in the electrofishing survey conducted post-
translocation (i.e. ‘Autumn surveys’)

0+_salmon_N_Sept	
Total number of Atlantic salmon fry recorded in the electrofishing survey conducted post-
translocation (i.e. ‘Autumn surveys’)

0+_trout_N_Sept	
Number of brown trout fry recorded in the electrofishing survey conducted post-translocation (i.e. 
‘Autumn surveys’)

0+_salmon_June_density_fish_m-2	
Density (fish m-2) of Atlantic salmon fry recorded in the electrofishing survey conducted prior to 
translocation (i.e. ‘Spring surveys’)

0+_trout_June_density_fish_m-3
Density (fish m-2) of brown trout fry recorded in the electrofishing survey conducted prior to 
translocation (i.e. ‘Spring surveys’)	

0+_unmarked_salmon_Sept_density_fish_m-2	
Density (fish m-2) of non-translocated Atlantic salmon fry recorded in the electrofishing survey 
conducted post-translocation (i.e. ‘Autumn surveys’)

0+_marked_salmon_Sept_density_fish_m-2	
Density (fish m-2) of translocated Atlantic salmon fry recorded in the electrofishing survey conducted 
post-translocation (i.e. ‘Autumn surveys’)

0+_salmon_Sept_density_fish_m-2	
Total density (fish m-2) of Atlantic salmon fry recorded in the electrofishing survey conducted post-
translocation (i.e. ‘Autumn surveys’)

0+_trout_Sept_density_fish_m-2
Density (fish m-2) of brown trout fry recorded in the electrofishing survey conducted post-
translocation (i.e. ‘Autumn surveys’)	

1+_salmon_June_density_fish_m-2	
Density (fish m-2) of 1+/2+ age class Atlantic salmon recorded in the electrofishing survey conducted 
prior to translocation (i.e. ‘Spring surveys’)

1+_trout_June_density_fish_m-2	
Density (fish m-2) of 1+/2+ age class brown trout recorded in the electrofishing survey conducted 
prior to translocation (i.e. ‘Spring surveys’)

Adult_trout_June_density_fish_m-2	
Density (fish m-2) of adult brown trout recorded in the electrofishing survey conducted prior to 
translocation (i.e. ‘Spring surveys’)

1+_salmon_Sept_density_fish_m-2
Density (fish m-2) of 1+/2+ age class salmon recorded in the electrofishing survey conducted post-
translocation (i.e. ‘Autumn surveys’)	

1+_trout_Sept_density_fish_m-2
Density (fish m-2) of 1+/2+ brown trout recorded in the electrofishing survey conducted post-
translocation (i.e. ‘Autumn surveys’)	

Adult_trout_Sept_density_fish_m-2	
Density (fish m-2) of adult brown trout recorded in the electrofishing survey conducted post-
translocation (i.e. ‘Autumn surveys’)	

0+_salmon_June_mean_total_length_mm	
Total length (mm) of all salmon fry captured and measured in pre-translocation (i.e. spring) 
electrofishing surveys at that site

0+_salmon_Sept_mean_total_length_mm	
Total length (mm) of all non-translocated salmon fry captured and measured in post-translocation 
(i.e. autumn) electrofishing surveys at that site	

Sampling_interval_days
Number of days between pre-translocation (i.e. spring) and post-translocation (i.e. autumn) 
electrofishing surveys at each site

Sand_silt_proportion	
Proportion of site area covered by sand and silt (diameter; D =< 2 mm) particles, estimated visually

Gravel_proportion
Proportion of site area covered by gravel (2 < D =< 64mm) particles, estimated visually	

Cobble_proportion	
Proportion of site area covered by cobble (64 < D =< 256 mm) particles, estimated visually

Boulder_proportion	
Proportion of site area covered by boulder (D > 256 mm) particles, estimated visually

Bedrock_proportion	
Proportion of site area covered by bedrock, estimated visually

Macrophyte_proportion
Proportion of site area covered by macrophytes, estimated visually	

Riffle_proportion
Proportion of site area covered by riffle habitat, estimated visually	

Glide_proportion
Proportion of site area covered by smooth/glide habitat, estimated visually		

Pool_proportion
Proportion of site area covered by pool habitat, estimated visually