TRIBECA, brief chat with Mark Grieco of “A River Below”

A Sandarba Films Productions

The footage is muddy, but we see it clearly enough: a pink dolphin—one of many endangered species populating the Brazilian Amazon—is harpooned to death by a group of fishermen, to be used as bait for the pirapitinga, a breed of scavenger catfish. This is just the beginning of Mark Grieco’s wrenching documentary “The River Below,” currently showing at Tribeca. Filmed over two difficult years, it ... more >