Caribbean Invasive Alien Species Network (ciasnet.org)
CORE Foundation (corevi.org)
Centre for Agriculture and Biosciences International (CABI) Invasive Species as Livelihoods Threat (http://www.invasive-species.org/)
Database of Island Invasive Species Eradications (http://diise.islandconservation.org/)
Geographic Consulting invasive species fact sheet (http://geographicconsulting.com/services/invasive-species/)
Hawaii Invasive Species Council (http://dlnr.hawaii.gov/hisc/)
Invasive alien species database for the Caribbean (http://www.ciasnet.org/wp-content/uploads/2012/11/IAS-in-the-Caribbean-Database-.pdf)
National Invasive Species Council (https://www.doi.gov/invasivespecies)
National Park Service South Florida and Caribbean I& M Network Invasive/Exotic Plants Monitoring Program (https://science.nature.nps.gov/im/units/sfcn/monitor/invasive/inv_plants.cfm)
USDA National Invasive Species Information Center (invasivespeciesinfo.gov)
American Veterinary Medical Association/ Policy on Feral and Free Roaming Cats (https://www.avma.org/KB/Policies/Pages/Free-roaming-Abandoned-and-Feral-Cats.aspx)