Other freshwater pest species

The links below provide information about the different pest species, how to identify them, and how to get rid of them.

If you see any of these species, take note of the location and inform your local DOC office.

• snake-neck turtles (Chelodina longicollis)
• catfish (Ameiurus nebulosus)
• alligator weed (Alternanthera philoxeroides)
• butterwort (Pinguicula grandiflora)
• Cape pondweed (Aponogeton distachyos)
• Chilean rhubarb (Gunnera tinctoria)
• Christmas berry (Schinus terebinthifolius)
• egeria (Egeria densa)
• fanwort (Cabomba caroliniana)
• giant willowherb (Epilobium hirsutum)
• golden dodder (Cuscuta campestris)
• grey willow (Salix cinerea)
• lagarosiphon (Lagarosiphon major)
• parrot's feather (Myriophyllum aquaticum)
• purple loosestrife (Lythrum salicaria)
• royal fern (Osmunda regalis)
• Vietnamese parsley (Oenanthe javanica)
• water celery (Apium nodiflorum)

More information

Learn more about freshwater pest species so you can identify them:

• Ministry for Primary Industries
• Weedbusters
• New Zealand Plant Conservation Network (NZPCN)