| |
| | Cercopagis pengoi (Site not responding. Last check: 2007-10-21) |
 | | Grigorovich, I. A., MacIsaac, H. J., Rivier, I. K., Aladin, N. V., and Panov, V. "Comparative biology of the predatory cladoceran Cercopagis pengoi from Lake Ontario, Baltic Sea and Caspian Lake", Archiv für Hydrobiologie 149:23-50. |
 | | Simm, M. and Ojaveer, H. "Occurrence of different morphological forms of Cercopagis in the Baltic Sea", Proceedings of the Estonian Academy of Science, Biology and Ecology 48:169-172. |
 | | Comparative Biology of the Predatory Cladoceran Cercopagis pengoi from Lake Ontario, Baltic Sea, and Caspian Sea |
| el.erdc.usace.army.mil /ansrp/cercopagis_pengoi.htm (1120 words) |
|