UC IPM Online UC ANR home page UC IPM home page

UC IPM Home

Search

SKIP navigation
How to Manage Pests

Home & garden
Agriculture
Natural environments
Exotic & invasive

Weather data & products
Degree-days
Interactive tools & models

Identification Galleries

Natural enemies
Weeds

Educational Resources

Publications & more
Workshops and events
Training programs
Pesticide information

Research and IPM

Grants programs
Funded-project results

 

How to Manage Pests

Key to Identifying Common Household Ants Antkey PDF

This key includes the ant species that are most likely to be a nuisance around California homes and structures. Many other ant species occur in California, but most are not home invaders. References | Acknowledgment

How to use this key

  • Click on illustrations that best resemble your ant
  • Work through the key until you get to a summary screen of the ant that the key identified

Already know the ant species? Click on an illustration to go directly to ant summary pages

Odorous house ant Argentine ant Pharaoh ant Carpenter ant
Pavement ant Red imported fire ant Southern fire ant

Thief ant

Related information

PDF: You need a PDF reader, such as Acrobat Reader version 8 or later, to view or print this PDF. If no reader is installed on your computer, you can download a free copy of Adobe Acrobat Reader.

Statewide IPM Program, Agriculture and Natural Resources, University of California
All contents copyright © 2008 The Regents of the University of California. All rights reserved.

For noncommercial purposes only, any Web site may link directly to this page. FOR ALL OTHER USES or more information, read Legal Notices. Unfortunately, we cannot provide individual solutions to specific pest problems. See How to manage pests, or in the U.S., contact your local Cooperative Extension office for assistance. /TOOLS/ANTKEY/ revised: October 15, 2008. Contact webmaster.