Truth Frequency Radio
Sep 03, 2014

AP and Network writers

News Corp Australia

Mass extinction ... Mexico and authorities are investigating whether a wastewater treatme

MEXICAN authorities say a mass die-off of fish at a lake in western Mexico was not due to natural causes.

Over 33 metric tons of rotting dead fish have been removed from Lake Cajititlan in Jalisco state.

The cause of the die-off has not been determined but the state environment department said late Sunday it was not due to natural causes.

Clean-up ... A fisherman collects dead "popocha" fish at the lagoon of Cajititlan. Pictur

Workers using shovels, a bulldozer, boats and wheel barrels removed the dead fish, which are being sent for testing.

The small, finger-sized fish are apparently a type of chub.

Unnatural disaster ... Mexican authorities say the mass die-off was not due to natural ca

It was the fourth time this year there has been a die-off at the shallow lake, which sits between Guadalajara and Lake Chapala.

Some had speculated abrupt changes in temperature or oxygen levels may have been responsible for earlier incidents.

Originally published as 33 tons of fish found dead in lake