"You're going to need a bigger fishbowl.

Scientists searching for invasive species in Lake Tahoe scooped up a bright orange goldfish measuring nearly a foot and a half long and weighing more than 4 pounds, according to the website Live Science. ...

Environmental scientist Sudeep Chandra says a survey has uncovered a 'nice corner' of the lake where about 15 other giant goldfish were living, apparently after being dumped there by aquarium owners."

Scott Neuman reports for NPR February 22, 2013. [2]