Find out how Hydrilla spreads, where it is found in North Carolina and options to control its spread.

• Map of known Hydrilla locations in the Albemarle Sound watershed. To view, click on the map thumbnail, or click on “Open” and select “Open in Map Viewer.” The current map contains limited data but will be updated annually each winter after autumn surveys of Hydrilla are completed, and data are collected and processed. Many additional miles of shoreline are scheduled to be surveyed in 2015.
• Hydrilla plant fact and weed identification sheet from North Carolina State University’s Department of Crop Science.
• General aquatic plant management information and a plant ID smart phone app from NC State’s Aquatic Plant Management website.
• N.C. Department of Environment and Natural Resources Aquatic Weed Control Program.
• Management options for controlling Hydrilla from a program in New York.
• Winter 2011 Coastwatch article: Albemarle Invader: Hydrilla Identified in Sound.
• September 2014 blog post: Hop on Board: The Hydrilla Guerillas are Here.
• Spring 2015 Coastwatch article: Evicting An Invader: Reducing the Spread of Hydrilla?

Hydrilla Video

North Carolina Sea Grant collaborated with the Albemarle-Pamlico National Estuary Partnership to develop two videos — titled “Hydrilla: An emerging concern for the Albemarle” — intended to increase awareness about the invasive plant.

The original version (9:41).

The shortened version (3:56).