Table 5 Prevalence % (n) of harbour seals infected with parasite species as examined in previous studies
Species | Borgsteede et al. (1991) (n  =  94) | Strauss et al. (1991) (n  =  110) | Claussen et al. (1991) (n  =  115) | This study (n  =  107) | |
|---|---|---|---|---|---|
Otostrongylus circumlitus | 6 (6) | x | 26 (30) | 0 (0) | 76 (81) |
Acanthocheilonema spirocauda | 25 (23) | x | 32 (37) | 11 (18) | 6 (6) |
Pseudoterranova decipiens | 59 (55) | x | 88 (101) | x | 66 (71) |
Corynosoma strumosum | 70 (66) | 95 (104) | x | 32 (46) | 23 (25) |
Cryptocotyle lingua | 75 (70) | 71 (78) | x | x | 0 (0) |
Phagicola septentrionalis | 66 (62) | 36 (39) | x | x | 0 (0) |
Diphyllobothrium sp. | 9 (8) | 32 (35) | x | 0 (0) | 0 (0) |