In 2015, staff drained water so the pond would freeze completely over winter. The fish survived. In 2016, they electro-shocked the water and then scooped the stunned fish out of the pond.

Fourteen fish species, including two protected by Ontario law, were spotted during a count at a former pioneer dam near Woodstock that’s been naturalized into a meandering, cold-water stream.

The City of Burnaby is draining water from Central Park's lower pond to help provincial government staff catch an invasive snakehead fish believed to be on the loose. "We are lowering the level to ...

When the pond water temperature falls below 5 – 7 Celsius, Koi and goldfish will gradually lapse into a semi-dormant state and remaining at the bottom of the pond.

Pond loaches have also been found in a wide range of U.S. states, including Georgia, Illinois, New York, and California. What's being done about invasive species?

Plunging their nets into the pond water, researchers caught nine red animals, the study said. They took a closer look and realized it was the crustacean they were searching for — and a new ...

Scientists found large-eyed fish in drying ponds of Democratic Republic of the Congo & discovered a new species: Katemo Manda’s seasonal killifish, study said.

Scientists found “rainbow” creatures in temporary ponds of the Democratic Republic of the Congo and discovered a new species. A male Nothobranchius iridescens, or rainbow seasonal killifish.

The Columbus Recreation and Parks Department drained the pond at Whetstone Park in recent days following the discovery of an invasive fish in the water. The department closed the Whetstone Casting ...

By Adam Daly, Brooklyn Paper Green-Wood Cemetery has received a $20,000 grant to help eradicate an invasive plant species that is threatening to dominate one of the Greenwood Heights burial ground’s ...

This is a piece of a new species of hydrilla, a non-native invasive aquatic plant, that is found only in the Connecticut River, the Middle Pond of Congamond Lakes, and few other bodies of water in ...