Petroglyph:
European frogbit
Petroglyph:
Water Chestnut - rosette on paddle blade
Petroglyph:
Water Chestnut - Hand removal of plants
Petroglyph:
native leaf beetle eating invasive water chestnut
Petroglyph:
Giant Hogweed
Petroglyph:
Giant Hogweed
Petroglyph:
Giant Hogweed
Petroglyph:
Giant Hogweed
Petroglyph:
Longhorn Beetle
Petroglyph:
Longhorn Beetle
Petroglyph:
Pink salmon - male in spawning condition