See all hotspots at Clear Lake/Ventura Marsh IBA
Large flocks of waterfowl use these areas for feeding on their migration north and again south. A number of waterfowl and others nest in the marsh.
Take I35 north to Clear Lake. Go west on Hwy 18 until Ventura. Go south 1/4 mile and Clear Lake is on the left and Ventura Marsh on the right.
Restrooms on site
Roadside viewing
Entrance fee
Content from Iowa Ornithologists' Union and Clear Lake/Ventura Marsh IBA