During the research, a team led by Dr Hamish Campbell, from the University of Queensland, captured 20 crocodiles living in the North Kennedy tidal river in Queensland, northern Australia, and tagged them with satellite transmitters.

BBC: Crocodiles 'surf' long distance on ocean currents

His last movements captured on CCTV showed him staggering down a dead end lane leading to wasteland and the river.

BBC: Ben Thompson

Naw Kham was eventually captured and extradited to China to stand trial for the killings of 13 Chinese crewmen on Mekong River in 2011.

BBC: China media: Hacking denial

He was captured on a local shop's CCTV and his bike was found near Trinity Quay, leading to a river bed search.

BBC: Daniel Entwistle

Coal ash is captured before it can escape at a smoke stack into the air, it's channeled into ponds near the river and contained there by earthen dikes.

NPR: In Tenn. Town, A Muddy Christmas For Some