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SD Least Wanted.comAquatic invasive Species

SD Least Wanted.com
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Western mosquitofish

Origin:

Gulf Coast States and Southern Mississippi River

Identification:

W. Mosquitofish are typically dull grey or brown. They have a flattened head with an upward pointing mouth, and a rounded tail.

Impacts:

These fish are extremely aggressive and can cause drastic reductions in small native fish populations. Some studies show they may benefit mosquito populations.

Range Expansion:

W. mosquitofish were initially introduced in many areas to control mosquito populations. It was believed that they would consume more mosquito larvae than native species; however it was found that they are less effective at mosquito control than native fishes.

South Dakota Distribution:

Keep Aquatic Invasive Species Out of South Dakota's Waters

ALWAYS DO:

NEVER DO:

WHY?

Because these hitchhikers can:

More information on ProtectYourWaters.net