Sand, Mud, and Calcite: Microbial Landscapes on Antarctic Lake Beds

• Main Author: Mackey, Tyler James
• Format: Thesis
• Language: English
• Published: University of California, Davis 2016
• Subjects: Geology|Geobiology; Antarctic; Lake Joyce; Lake Vanda; Lower Lake; McMurdo Dry Valleys; Pinnacle; Vanda; Antarc*; Antarctica
• Online Access: http://pqdtopen.proquest.com/#viewpdf?dispub=10182780

Microbial mat aggradation and morphology can be strongly influenced by sedimentation and light in ice-covered lakes of the McMurdo Dry Valleys, Antarctica. In Lake Joyce, mats transitioned from prostrate with widely spaced pinnacles to having densely spaced pinnacles with complex webs and ornamentat...