Alfred explains Wächtershäuser's theory on the origin of life |
Sampling a portion of microbial mat from Elkhorn Slough |
Conspicuous veils of colorless sulfur bacteria appear in the mats |
Microbial mats in the lab |
Extracting DNA and performing PCR for analysis of Vibrio population genetics |
View from Hopkins Marine Station to Monterey Bay Aquarium |
Spirochetes observed under the microscope from Elkhorn Slough samples |
Beggiatoa observed using dark-field microscopy |
The cyanobacterium Oscillatoria and others |
Sampling from tide pools at Hopkins Marine Station |