It seems to be associated with floating vegetation such as Hornwort and Water Milfoil (Myriophyllum).
Hornwort |
Rare plant species that can be found on the site include Blunt-Lobe Grape Fern (Botrychium oneidense), Prickly Hornwort (Ceratophyllum echinatum), White Adder's Mouth (Malaxis monophyllos), Farwell's Water Milfoil (Myriophyllum farwellii), Bog Bluegrass (Poa paludigena), and Hidden-Fruited Bladderwort (Utricularia geminiscapa).
The Government has also embarked on using grass carp in aquatic weed eradication projects, such as Lakes Tutira, Opouahi and Waikopiro for Hydrilla and in Lakes Swan, Heather, Kereta for Common Hornwort (Ceratophyllum).