Predaceous water beetles (Coleoptera, Hydradephaga) of the Lake St Lucia system, South Africa: biodiversity, community ecology and conservation implications Author Perissinotto, Renzo DST / NRF Research Chair in Shallow Water Ecosystems, Nelson Mandela Metropolitan University, C / o Department of Zoology, P. O. Box 77000, Port Elizabeth, 6031, South Africa Author Bird, Matthew S. DST / NRF Research Chair in Shallow Water Ecosystems, Nelson Mandela Metropolitan University, C / o Department of Zoology, P. O. Box 77000, Port Elizabeth, 6031, South Africa Author Bilton, David T. Marine Biology and Ecology Research Centre, School of Marine Science & Engineering, Plymouth University, Drake Circus, Plymouth PL 4 8 AA, United Kingdom text ZooKeys 2016 2016-06-02 595 85 135 http://dx.doi.org/10.3897/zookeys.595.8614 journal article http://dx.doi.org/10.3897/zookeys.595.8614 1313-2970-595-85 72B0FD95D6BB428EA67957F05F7B6670 4E60AF13213AFF84FFAB9D0CFF85B156 579446 Hydrovatus acuminatus Motschulsky, 1859 Synonyms. Hydrovatus acuminatus furvus Guignot, 1950; Hydrovatus affinis Regimbart , 1895; Hydroporus badius Clark, 1863; Hydrovatus consanguineous Regimbart , 1880; Hydrovatus ferrugineus Zimmermann, 1919; Hydrovatus humilis Sharp, 1882; Hydroporus malaccae Clark, 1863; Hydrovatus obscurus Motschulsky, 1859; Hydrovatus obscurus Regimbart , 1895; Hydrovatus sordidus Sharp, 1882 Remarks. Ponds in dense vegetation. Distribution. Widespread in Afrotropics, to Oriental Region. St Lucia records. Not previously recorded from St Lucia. Recorded at Western Shores, Eastern Shores and False Bay in January/February 2015, during the course of this study. Figure 50. Hydrovatus acuminatus Motschulsky, 18592.53 mm, iSimangaliso Wetland Park, Eastern Shores (site 14), February 2015DT Bilton, MS Bird & R Perissinotto leg.