Michel Roggo / Watermilfoil (Myriophyllum spicatum) with some stems supporting clusters of Zebra mussel (Dreissena polymorpha) Lake Neuchatel, Switzerland. Highly commended in the Plants category of the Wildlife Pho...
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Michel Roggo / Invasive water plant Whorled water milfoil (Myriophyllum verticillatum), in the Lakes of Plitvicka Jezera / Plitvice Lakes National Park, Croatia. October 2012. Photographed for The Freshwater Project
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Adrian Davies / Parrot feather (Myriophyllum aquaticum) cleared from village pond, Prawle, Devon, England. Note large area of the invasive weed still left behind in the pond.
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Adrian Davies / Parrot feather (Myriophyllum aquaticum) cleared from village pond, Prawle, Devon, England. Note large area of the invasive weed still left behind in the pond.
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Adrian Davies / Parrot feather (Myriophyllum aquaticum) cleared from village pond, Prawle, Devon, England. Note large area of the invasive weed still left behind in the pond.
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Adrian Davies / Parrot feather (Myriophyllum aquaticum) cleared from village pond, Prawle, Devon, England. Note large area of the invasive weed still left behind in the pond.
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Willem Kolvoort / Underwater view of Spikes water milfoil (Myriophyllum spicatum) Lake Naarden, Holland
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Willem Kolvoort / View to surface with Spiked watermilfoil (Myriophyllum spicatum) in sand winning pit, South Holland
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Adrian Davies / Parrot's feather {Myriophyllum sp} a highly invasive, non native plant, choking a village pond in Devon, UK
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Adrian Davies / Parrot's feather {Myriophyllum sp} a highly invasive, non native plant, choking a village pond in Devon, UK
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Adrian Davies / Parrot's feather {Myriophyllum sp} a highly invasive, non native plant, choking a village pond in Devon, UK
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Ross Hoddinott / Water milfoil {Myriophyllum aquaticum} Devon, UK
