MICROBIAL ECOLOGY IN MARINE ECOSYSTEMS

air-water interface

neuston zone

what measure is the neuston zone

top 10μm

which marine zone contains the highest microbe concentration

neuston zone

top 100-200μm

euphotic zone

top 200-4000μm

aphotic zone

which zone is the ocean floor

benthos zone

what grows in the benthos zone

thermal vent communities

what causes upwelling of H2S in thermal vent communities

volcanic activities

H2S oxidizing bacteria

endoriftia

what do endoriftia feed on

riftia

what suck in H2S in thermal vent communities

plumes

special feeding tissue where bacteria reside

trophosomes

what do bacteria generate that feed riftia

organic metalbolites

the algae that photosynthesize and provide nutrients to reel coral

zooxanthellae

a coral derived membrane that surrounds symbiodinium

symbiosome

what factors lead to coral bleaching

abnormally warm waters and stress

what does heat do to algae

it damages the photosynthetic machinery

what do algae release when their photosynthetic machinery is damaged

ROS

what do coral do when algae (main source of food) is lost

produce extra mucus to attract secondary food sources

what bacteria are infectious to coral during warm weather

vibrio shiloi