How do i catch a red coris wre?

If there is no other fish in the tank and killing is an option you can use bleach. Itll kill the lil bugger. Or you can drain the tank, or theres always buying a fish sedative that you put in the water you van buy it from here a href="http://www.pondrx.com/categories/249.html" rel="nofollow"http://www.pondrx.com/categories/249.htm…/a