BIOL 1070 Study Guide - Final Guide: Zebra Mussel, Quagga Mussel, Unionidae
4 Dec 2013
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Document Summary
The water has become much clearer as the quantity of particulate matter in the water column has been greatly reduced. This is one of the byproducts of the huge abundance of zebra mussels, whose filter-feeding activities cycle massive amounts of water every day. No zebra mussels in sandy areas, as there is no suitable substrate for them to attach to while developing, ex. Take shelter from current or other effects which might dislodge them. Zebra mussel (dreissena polymorpha) is native to eastern eurasia, specifically black sea and. Transported across atlantic in the ballast water tanks of an ocean liner. First reported in north america in lake st. clair in 1988. Also a second similar invasive specie, the quagga mussel (dreissena rostriformis) Life cycle: embryo, glochidium in marsupium, glochidium in host gill, juvenile mussel, adult. Dioecious ( two houses ) separate males and females.
