Records for approximately 251 introduced marine and estuarine species of invertebrates and algae in California are available using the search function. Click Here for a listing of all currently available species. Search for a species by using its common or scientific name. Summary reports for each taxonomic group are available through the links below or by typing 'tunicate', 'crab', etc. into the search box.
Advanced search options are available here. The advanced search allows users to sort the data by taxonomic group, bioregion, vector and year.
Currently Available Taxonomic Groups
Please contact Monaca Noble if you have any questions or suggestions.Returning all taxa.
Fofonoff PW, Ruiz GM, Steves B, Simkanin C, & Carlton JT.
National Exotic Marine and Estuarine Species Information System.
Marine Invasions Lab
P.O. Box 28