Seasonality in anuran activity and calling season in a Brazilian subtemperate wetland

Zoological Studies

Table 3 Values of niche overlap (O) and niche breath (B) in calling activities for 13 anuran species in subtemperate wetlands in southernmost Brazil

	Dmin	Dsan	Ebic	Hpul	Lgra	Llat	Omai	Pfal	Phys	Pmin	Rdor	Sfus	Ssqu
Dmin		0.3367491	0.1905002	0.09861692	0.6654356	0	0	0.6622442	0.1925226	0.1391423	0.666469	0	0.0695677
Dsan			0	0.5644163	0.3296402	0.4821027	0.2651565	0	0.6667762	0.4935692	0	0.4978963	0.6974541
Ebic					0.4459272	0	0	0	0.3566882	0	0,09901475	0	0.01404555
Hpul					0.0008878645	0.05973157	0.4778526	0.01158963	0.5650231	0.6384265	0.01182861	0.3745081	0.9035631
Lgra						0.01486424	0	0.1442043	0.1606475	0.007599841	0.1030245	0	0.0106476
Llat							0	0	0.1070065	0.5112835	0	0	0.2949566
Omai								0	0.01783441	0.2678165	0	0	0.5618221
Pfal									0,1903211	0	0.9845988	0	0
Phys										0.3200138	0.2295631	0.731399	0.5588524
Pmin											0	0.3649998	0.660339
Rdor												0	0.001390717
Sfus													0.2994721
Ssqu
O(mean)	0.34	0.10	0.33	0.36	0.11	0.12	0.12	0.28	0.26	0.21	0.18	0.34	0.34
B(mean)	3.63	4.81	1.00	6.72	2.97	1.00	1.00	1.47	4.13	3.51	1.41	1.07	5.63

Niche overlap was estimated by Pianka’s overlap index and niche breath by the inverse of the Simpson diversity index (B). Dmin, Dendropsophus minutus; Dsan, Dendropsophus sanborni; Ebic, Elachistocleis bicolor; Hpul, Hypsiboas pulchellus; Lgra, Leptodactylus gracilis; Llat, Leptodactylus cf. latrans; Omai, Odontophrynus maisuma; Phys, Physalaemus sp; Pmin, Pseudis minuta; Pfal, Pseudopaludicola falcipes; Rdor, Rhinella dorbignyi; Sfus, Scinax fuscovarius; Ssqu, Scinax squalirostris