English: Four photographs of a series of underwater fresh water springs found in the Dead Sea, approximately 1.8 km west of Mitzpe Shalem, in 2010 by Ionescu, et al, and published in PLoS ONE on 5 June 2012. One photograph (D) shows previously unknown biofilms living in association with the springs.

Original caption in article (spacing added):

A) Lamination on the walls of the shafts created by the springs in the northern system.

B) An example of a single water source out of several at the bottom of a shaft in the northern system.

C) An example of an in-shaft cavity from which water springs out.

D) Cobble covered spring in the southern system. Biofillms are visible on the cobble.

Scale bar 0.2 m.