espèce (4) habitat (4) distribution (4) conservation (4) Afrique (4) Conservation (4) Geographical distribution (4) Species (4) South Africa (4) Number (4) Habitat (4) puits (3) température (3) fleuve (3) eau douce (3) Surveys (3) Specimens (3) Specimens (3) Temperature (3) Surveys (3) Fresh water (3) Ability (3) Temperature (3) Areas (3) monde (2) carré (2) acte législatif (2) province (2) analyse (2) Afrique (2)