Are Decollate Snails Native to California?

Decollate snail is native to North Africa and the Mediterranean Region. It was inadvertently introduced into Southern California in the 1960s. Because it is a burrowing species and the eggs and snails occur in topsoil, decollate can be spread readily in container plants and soil that are moved.

Are garden snail native to California?

The snail that most of us encounter is the European garden snail (Helix aspersa). These animals were brought to California over 100 years ago, allegedly as a food resource. So when you collect them in your garden, you might as well eat them. ... I remember the first native snail I ever saw in the Bay Area.

Are snails an invasive species in California?

An invasive snail species is slowly but steadily taking over Southern California waterways. ... The snails are a problem throughout the West. They've been found in Colorado, Utah, Washington state and in Wyoming's Yellowstone National Park, where authorities have reported finding more than 500,000 per square yard.