TABLE 7.

Average time (in seconds) needed to count 100 individuals in a group of birds and correlation with the size of the group

Method	Average time to count 100 individuals	Pearson's reg. Time/number of ind.	Significance
Layer	927 (n = 43)	0.969	p < .001***
Manual	223 (n = 43)	0.933	p < .001***
Click Tool	172 (n = 43)	0.891	p < .001***
ImageJ/Fiji	64 (n = 43)	0.562	p < .001***
DenoiSeg + ImageJ/Fiji	7 (n = 43)	0.282	p = .064

Asterisks indicate significance codes: 0 '***', .001 '**', .01 '*', .05 '.', .1 ' '.