Colorado goldfish invasion: Never release unwanted pets into the wild (VIDEO).

In Colorado, a Reminder Why It’s a Bad Idea to Release Unwanted Pets Into the Wild

In Colorado, a Reminder Why It’s a Bad Idea to Release Unwanted Pets Into the Wild

The state of the universe.
April 9 2015 12:42 PM

The Great Goldfish Invasion of 2015

In Colorado, a reminder why it’s a bad idea to release unwanted pets into the wild.

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A goldfish for sale swims in an aquarium at a market in Kuwait City on September 2, 2013, where each fish is sold for three Kuwaiti Dinar (10USD). AFP PHOTO/YASSER AL-ZAYYAT (Photo credit should read YASSER AL-ZAYYAT/AFP/Getty Images)

Photo by YASSER AL-ZAYYAT/AFP/Getty Images

About two years ago, Colorado Parks and Wildlife officials believe someone pulled up to Boulder’s Teller Lake and released several goldfish into the wild. As seen in the video above, the fish have sinced spawned into a massive school, a reminder that our favored aquarium mascots are actually descendants of a very invasive species: carp.

Rachel Stewart is an editor who lives in Philadelphia. Check out her work here.