"Gurgling Respirations" is not normal breathing. You need to be ready to start CPR and possibly call for a lift assist. Also be ready to possibly intubate if you are certified in doing so.
The microbial mats include mainly bacteria and archaea. They are multi-layered sheet of microorganisms. Biofilm on the other hand includes many <span>species of bacteria, as well as fungi, algae, protozoa, debris, and corrosion products. </span><span>
Microbial mats differ from biofilms in that they </span>are currently found only in extreme habitats.