The idea is simple: An underwater camera at Utrecht’s Weerdsluis lock sends live footage to a website. When somebody watching the site sees a fish, they can click a button that sends a ...

UTRECHT, Netherlands (AP) – The central Dutch city of Utrecht has installed a “fish doorbell” on a river lock that lets viewers of an online live stream alert authorities to fish being held ...

No one is sure how many giant stingrays are left, which habitats they prefer, or even if they ever venture into the ocean, where their more commonly known relatives live. These ancient fish ...