Abundance, Distribution, and Diversity of Freshwater Snail and Prevalences of Their Infection by Cercaria of Fasciola gigantica and Schistosoma spp at Mayo-Vreck River, Far North Region of Cameroon

Table 2

Diversity and density of malacological fauna in different stations.

Stations	Species locality	L. natalensis	B. globosus	B. truncatus	B. tropicus	B. pfeifferi	M. tuberculata	B. unicolor	Bithynia sp.	Total	Mean ± standard deviation	H′	D′
1	Gamak	218	101	136	136	390	900	808	1058	3747	468.38 ± 391.7a	1.769	0.798
2	SEMRY factory	11	42	00	00	293	68	324	334	1072	134.0 ± 153.64b	1.428	0.732
3	Yaye orchard	151	00	00	00	206	102	251	242	952	119.0 ± 109.49b	1.562	0.783
4	Madiogo	184	154	00	84	501	281	307	55	1566	195.75 ± 162.71b	1.746	0.799
5	Madiogo pasture	02	13	84	00	263	109	416	30	917	114.63 ± 149.82b	1.374	0.689
6	Ziam 3	62	86	00	00	342	348	348	95	1281	160.13 ± 157.80b	1.581	0.769
7	Moustafari	00	124	106	77	495	176	92	400	1470	183.75 ± 171.92b	1.701	0.779
8	Patakai	144	00	22	49	117	72	73	00	477	59.63 ± 52.62b	1.655	0.791
9	Gougni	133	38	18	43	117	127	174	10	660	82.5 ± 62.16b	1.802	0.814
10	Goromo	478	02	00	00	263	260	303	19	1325	165.63 ± 184.38b	1.416	0.740
Total		1383	560	366	389	2987	2443	3096	2243	13467	1683.37 ± 1155.62	1.846	0.798
Frequencies		90	80	50	50	100	100	100	90

Values followed by the same letters are not significantly different at the 5% level. Legend: H′ = Shannon index; D′ = Simpson index.