Table 1.

Density of sand flies in studied villages in Azarshahr District, Eastern Azarbaijan, Iran, 2010

Village	$\mathbf{\text{Mean}}\hspace{0.17em}\mathbf{\text{density}}\hspace{0.17em}=\hspace{0.17em}\frac{\mathit{Number}\hspace{0.17em}\mathit{of}\hspace{0.17em}\mathit{Specimens}}{\mathit{Number}\hspace{0.17em}\mathit{of}\hspace{0.17em}\mathit{traps}}$	$\mathbf{\text{Mean}}\hspace{0.17em}\mathbf{\text{density}}\hspace{0.17em}=\hspace{0.17em}\frac{\mathit{Number}\hspace{0.17em}\mathit{of}\hspace{0.17em}\mathit{Specimens}}{M^2\hspace{0.17em}\mathit{of}\hspace{0.17em}\mathit{traps}}$	$\mathbf{\text{Mean}}\hspace{0.17em}\mathbf{\text{density}}\hspace{0.17em}=\sqrt{1+\frac{\mathit{Number}\hspace{0.17em}\mathit{of}\hspace{0.17em}\mathit{Specimens}}{\mathit{Number}\hspace{0.17em}\mathit{of}\hspace{0.17em}\mathit{traps}}}$
Almalodash	1.18	37.60	1.47
Amirdizaj	0.95	30.38	1.39
Jaragil	1.29	41.10	1.51
Segaiesh	1.26	40.23	1.51
Germezgol	0.96	30.67	1.4

To calculate the species diversity, we used the formula Shannon-Weaver because it has been used in most resources to calculate diversity. The results are shown in tables 2, 3, 4, 5 and 6.