Lake Weed and Lake Algae Identification Chart

Reservoirs, lakes and ponds may have a wide variety of weeds and algae, which may look similar. For this reason, we put together an aquatic weed and algae identification chart to help you identify, manage and control the most common types of aquatic weeds or algae that may be inhabiting your water body. To get started, click on an image of the aquatic weed or algae to learn more or contact us today to discuss the right solution for your water body.


Duckweed (Lemna)
Duckweed (Lemna)

Milfoil
Milfoil

Coontail
Coontail

Watermeal
Watermeal

Watershield (Brasenia schreberi)
Watershield (Brasenia schreberi)

Hydrilla Verticillata
Hydrilla Verticillata
American Pondweed
American Pondweed

Bushy Pondweed
Bushy Pondweed

Lake Algae Identification


Planktonic
Planktonic

Blue Green Algae Bloom
Blue Green Algae Bloom

Filamentous
Filamentous
Menu