Learn - San Mateo County Mosquito and Vector Control District

Learn

A brown and black colored tick, with a round body, 8 long legs, and a mouthpart extending from the body

Ticks

Learn about tick identification, how to prevent tick bites, and tick-borne diseases.

Photograph of a brown mosquito resting on a white surface

Mosquitoes

Learn about different types of mosquitoes, how to prevent mosquito bites, and mosquito-borne diseases.

A top-down view of a yellowjacket. The insect has two black antenna, a body with yellow and black stripes, 6 yellow legs, and two light colored wings.

Yellowjackets

Yellowjackets are stinging insects that build large communal hives.

Side view of an all-black icon of a rat. The rat's tail is longer than its body (it is a roof rat).

Rodents

The District provides rodent inspections to help residents reduce rodent issues in and around their houses. If you would like a rodent inspection…

Sideview of a light brown colored flea. The flea has 6 legs, including a very long pair of back legs. The flea appears to have small hairs occurring spottily over its body.

Other Pests and Projects

Learn about other common (and not-so-common) pests, like mites, termites, fleas, and other pests.

A raccoon standing isolated against a white background.

Wildlife

The District does not control or handle wildlife. For issues with wildlife, please contact the Peninsula Humane Society or California Fish and…

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