Bridges to Baccalaureate Program Summer 2014 Wogenie Tessema Michael Shiaris, PhD Professor of Biology Department of Biology University of Massachusetts Boston Enterococcus
What is Daphnia-magna? A species of Daphnia under kingdom Animalia Reproduction: Both Sexually and asexually Their size is about 2-5mm Prefer temperature degree centigrade PH 6.5 to 9.5 Affected By salt conc. Transparent shell
Why Daphnia is used in the lab? For toxicology testing any effects of chemicals can be seen They indicate the health of the ecosystem Easy to culture Can be reared in small space Give rise new broods every 2 to 3 days