European frog-bit
(Hydrocharis morsus-ranae)
General description:
A free-floating annual aquatic herb in the Frog’s Bit family. Can dramatically affect native aquatic life and limit recreational activities.
Ecological threat:
- Invades shallow, quiet, or slow-moving water; edges of lakes, rivers, and streams; swamps, marshes, and ditches.
- Forms large colonies of dense, floating mats that can dramatically affect native aquatic life and limit recreational activities.
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