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Table 3 Number of infections recorded in 5 different snail species collected from three irrigation canals

From: Types of trematodes infecting freshwater snails found in irrigation canals in the East Nile locality, Khartoum, Sudan

  Site Snail species  
Cercariae type Site 1 Site 2 Site 3 Biomphalaria pfeifferi Bulinus truncatus Bulinus forskalii Melanoides tuberculata Cleopatra bulimoides Total
Xiphidiocercariae (4 types) 452 (82.8) 281 (90.6) 152 (24.2) 176 (80.7) 657 (95.9) 0 51 (9.9) 1 (1.6) 885 (59.6)
Parapleurolophocercous 24 (4.4) 2 (0.6) 410 (65.2) 0 0 0 436 (84.7) 0 436 (29.4)
Vivax (LPM) 60 (11.0) 2 (0.6) 1 (0.2) 0 0 0 0 63 (98.4) 63 (4.2)
Avian schistosome (BAD) 0 0 26 (4.1) 0 0 0 26 (5.0) 0 26 (1.8)
S. mansoni 1 (0.2) 14 (4.5) 9 (1.4) 24 (11.0) 0 0 0 0 24 (1.6)
Amphistome cercariae 6 (1.1) 7 (2.3) 4 (0.6) 0 17 (2.5) 0 0 0 17 (1.1)
Strigea (LPD) 0 0 8 (1.3) 7 (3.2) 1 (0.1) 0 0 0 8 (0.5)
Echinostome 0 1 (0.3) 5 (0.8) 4 (1.8) 2 (0.3) 0 0 0 6 (0.4)
Type 5 0 0 4 (0.6) 1 (0.5) 3 (0.4) 0 0 0 4 (0.3)
Type 7 0 0 4 (0.6) 1 (0.5) 2 (0.3) 1 (33.3) 0 0 4 (0.3)
S. haematobium 1 (0.2) 1 (0.3) 0 0 2 (0.3) 0 0 0 2 (0.1)
Type 1 0 2 (0.6) 0 0 0 2 (66.7) 0 0 2 (0.1)
Type 2 0 0 2 (0.3) 2 (0.9) 0 0 0 0 2 (0.1)
Type 3 0 0 2 (0.3) 2 (0.9) 0 0 0 0 2 (0.1)
Type 6 2 (0.4) 0 0 0 0 0 2 (0.4) 0 2 (0.1)
LA 0 0 1 (0.2) 0 1 (0.1) 0 0 0 1 (0.1)
Type 4 0 0 1 (0.2) 1 (0.5) 0 0 0 0 1 (0.1)
Total snails infected 546 310 629 218 685 3 515 64 885 (59.6)
Total types 7 8 14 9 8 2 4 2 17