Water mites from West Africa (Acari: Hydrachnidia) Author Smit, Harry text Acarologia 2021 2021-09-27 61 3 700 746 https://www1.montpellier.inrae.fr/CBGP/acarologia/article.php?id=4466 journal article 10.24349/5d6U-DX5N 2107-7207 7159546 Hydrachna tchadensis Smit, 1994 New records. The Gambia . 1/0/0, pond ± 5 km W of Basse, along road Basse-Bansang, Upper River Division , 12 Feb. 1998 . Distribution. Cameroon ( Smit 1994 ), the Gambia (this study).