From the website:
This nasty rescue is no fish tale. Rescuers cut through a filtration tank of dense fish feces to reach four workers who fell into the sludgy dung Friday while cleaning the 18-foot tank at a western Massachusetts farm.
(Thumbnailed Photo: AP/ Greenfield Recorder, Paul Franz) Unfortunately, no photo of the giant vat of fish feces.
http://www.boston.com/news/odd/articles/2007/05/11/no_joke_4_fall_into_vat_of_fish_feces/?p1=MEWell_Pos3