Water Chestnut (Trapa natans) in the Lower Connecticut River
The inwater plant commonly referred to as "Trapa" is fast becoming an invasive plant species which is causing great concern in the lower Connecticut River Valley. The following list of information highlights the issues:
- Infestations limit boating, fishing, swimming and other recreational activities.
- Cost of Lake Champlain Water Chestnut Management, 1982-2001: $4,316,886.
- Grows rapidly in any freshwater setting.
- Forms dense floating mats, severely limiting light - a critical element of aquatic ecosystems; Once Established, can reduce oxygen levels, increasing chance fish kills.
- Fruit is a nut with four 1/2 inch, barbed spines that can puncture tires; Seed dormancy can be from 4 months to 12 years.
- The is NOT the familiar Chinese water chestnut, sold in cans and commonly served in Chinese restaurants.
Water Chestnut prevents nearly all water use where it occurs, creaste breeding grounds for mosquitoes, and provides only marginal habitat for native fish and invertebrates.
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