Habitats (IMAGE) Pensoft Publishers Caption This picture shows the variety of habitats in which the worms are found , including rivers, streams, canals, ponds, swamps and paddy systems. Credit Dr. Somsak Panha Usage Restrictions 3.0 CC-BY License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.