Taxonomic coverage (by taxonomic family).

 
  Part of: Itsukushima R, Yoshikawa H, Morita K (2018) A dataset of molluscan fauna sampled in river estuaries of medium and small size river in Kyushu island, Japan. Biodiversity Data Journal 6: e26101. https://doi.org/10.3897/BDJ.6.e26101