A dozen koi fish poke their faces up to the pond’s surface, hoping for a bite to eat. They’re smarter and more social than most would give them credit for, and they recognize horticulturists Mark ...

Reese Hutchison has held various volunteer roles on town boards in Darien, Conn., over the years, most recently on the Sewer Commission. Now he can add another title to his résumé: koi catcher. On ...