This one goes along with the mass kills in Arkansas or wherever just recently, that I've been meaning to post and research a little bit; when/if I do I'll link them here...
the interesting part:
COLOMBIA – In Llanitos neighborhood, north of the city of Barrancabermeja, the collective death of two thousand fish is being attributed by the locals, to aliens. Witnesses said that saw an unidentified object that was hovering above the waters of a mangrove. The UFO emited a bright light and then, in few seconds disappeared. After that, the fish began to appear floating dead in the water. These fish showed signs of burns on the scales and gills.
A woman that is community leader from El Llanitos reported that the apparition of UFO phenomenon's lasted about 20 seconds. In the district of Puente Sogamoso, Puerto Wilches city, others people reported that they also saw the object, which was round and flew over the area with lateral movements.