| prevalence of toxocariasis and echinococcosis among dogs in the niger delta. | a sample of 60 dogs in the port harcourt area of the niger delta was examined for intestinal parasites. the high prevalence rates of toxocara canis (56.6%) and echinococcus granulosus (85.0%) in the area are discussed in relation to public health. other parasites found in dogs include toxascaris leonina (3.3%), uncinaria stenocephala (70.0%), dipylidium caninum (88.3%), trichuris vulpis (56.7%), ancylostoma caninum (65.0%) and taenia hydatigenia (43.3%). | 1984 | 6530709 |