Sentences with phrase «by quagga mussels»

Infestation, or the number of dreissenids attached to native unionids, had declined by 2011 - 2012 in lakes dominated by quagga mussels to almost one - tenth of the numbers found in the 1990s.

Not exact matches

The ecological damage wrought by zebra mussels is minor compared with their cousin, the quagga mussel.

The study, which was funded by the U.S. Fish and Wildlife Service via the Great Lakes Fish and Wildlife Restoration Act, focused on the impact of the invasion of Dreissena polymorpha, the zebra mussel, and Dreissena rostriformis bugensis, the quagga mussel, on native mussels.