Aquatic weeds too watch for:
PHOTOS of common aquatic weeds in California
- American pondweed (Potamogeton nodosus)
- Brazilian elodea (Egeria densa)
- Cattails (Typha latifolia)
- Common waterweed (Elodea canadensis)
- Coontail (Ceratophyllum demersum)
- Curly leaved pondweed (Potamogeton crispis)
- Duckweed (Lemna spp.)
- Eurasian watermilfoil (Myriophyllum spicatum)
- Filamentous algae
- Horned pondweed (Zannichellia palustris)
- Hydrilla (Hydrilla verticillata)
- Muskgrass (Chara spp.)
- Naiads (Najas spp.)
- Parrot's feather (Myriophyllum aquaticum)
- Planktonic algae
- Sago pondweed (Potamogeton pectinatus)
- Variable leaved pondweed (Potamogeton gramineus)
- Waterfern (Azolla filiculoides)
- Watermeal (Wolffia)
- Widgeon grass (Ruppia spp.)
- Water hyacinth (Eichhornia crassipes)
- Water penny (Hydrocotyl spp.)
- Water primrose (Ludwigia peploides)