Invasive European Frog-Bit Found in Mid-Michigan

Reports, F. (2020, September 04). Invasive European frog-bit found in Mid-Michigan. Retrieved November 14, 2020, from https://www.manisteenews.com/local-news/article/Invasive-European-frog-bit-found-in-Mid-Michigan-15542224.php

European frog-bit is a type of invasive plant that’s recently been found in a handful of Michigan’s lakes, most prominently located in the Waterloo Recreational Area. First detected in southeastern parts of Michigan in 1996, this plant – often compared to a densely-matted water lily with leaves – has quickly spread across the Peninsula and beyond. This can mostly be attributed to human transportation and movement, attaching onto boat motors, trailers, and other aquatic gear. Though unintentional, the spread of this invasive species is harmful for Michigan’s environment; as the frog-bit thrives in its aquatic ecosystem and grows denser, it assumes a mat-like formation that impedes and alters habitats for ducks and fish. Measures such as detailed surveys of lakes and even the careful hand-removal of visible plants continues in Michigan to try and combat this plant’s spread.

I found this article particularly interesting because of how it explained the plant’s method of travel that ultimately allowed it to become an invasive species. For example, it describes, “While waterfowl, currents and stream flow can spread the plant and its seeds, European frog-bit, like most invasive species, travels farther and faster by human movement.” It’s interesting to consider the role humans play in the spread of these harmful species; oftentimes, people are painted as the subjects combating these invasive plants and animals, not aiding their spread. However, similar to the case of zebra mussels, this species has evolved in a manner that promotes expansion and widespread transfer of seeds which human transportation naturally assists, albeit unintentionally. Thus, the power to eradicate this species lies heavily on the shoulders of individuals living in Michigan, specifically those who interact with these aquatic environments often. By taking the time to make sure that one’s trailer or boat motor is free of aquatic organisms, these small tasks will hopefully have a large impact in the future.

2 thoughts on “Invasive European Frog-Bit Found in Mid-Michigan

  1. Very interesting with the invasiveness and its rampant increase. Yet it begs the question, how are these species able to populate so quickly and perform so well in a new environment? With all the information you know about these European frogs, do you think there were other human external factors for this species invasiveness?

    • Humans certainly played a large role in the transportation of the European Frog-Bit. I would say the largest human external factors are transportation and not taking the time to check your truck/boat motor (or any place where the frog-bit could attach). If people are careless and don’t check their boats before traveling to another lake, then the invasive plant will continue to populate quickly and thrive in the new environment.

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