{"id":16777,"date":"2021-08-13T14:56:48","date_gmt":"2021-08-13T21:56:48","guid":{"rendered":"https:\/\/www.darkenergybiosphere.org\/?p=16777"},"modified":"2021-09-15T08:14:13","modified_gmt":"2021-09-15T15:14:13","slug":"study-examines-role-of-deep-sea-microbial-predators-at-hydrothermal-vents","status":"publish","type":"post","link":"https:\/\/www.darkenergybiosphere.org\/press\/study-examines-role-of-deep-sea-microbial-predators-at-hydrothermal-vents\/","title":{"rendered":"Study examines role of deep-sea microbial predators at hydrothermal vents"},"content":{"rendered":"<p>Hydrothermal vent fluids from the Gorda Ridge spreading center in the Pacific Ocean create a biological hub of activity in the deep sea. There in the dark ocean, a unique food web thrives not on photosynthesis but on chemical energy from the venting fluids. Among the creatures having a field day is a diverse assortment of microbial eukaryotes, or protists, that graze on chemosynthetic bacteria and archaea. This protistan grazing, a key mechanism for carbon transport and recycling in microbial food webs, exerts a higher predation pressure at hydrothermal vent sites than in the surrounding deep-sea environment, a\u00a0U.S. National Science Foundation-funded paper reports. &#8220;Our findings provide a first estimate of protistan grazing pressure in hydrothermal vent food webs, highlighting the important role diverse protistan communities play in deep-sea carbon cycling,&#8221; according to the paper in\u00a0<em>Proceedings of the National Academy of Sciences<\/em>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Hydrothermal vent fluids from the Gorda Ridge spreading center in the Pacific Ocean create a biological hub of activity in the deep sea. There in the dark ocean, a unique food web thrives not on photosynthesis but on chemical energy from the venting fluids. Among the creatures having a field day is a diverse assortment&#8230;<\/p>\n","protected":false},"author":9,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[41],"tags":[],"organization":[45],"_links":{"self":[{"href":"https:\/\/www.darkenergybiosphere.org\/wp-json\/wp\/v2\/posts\/16777"}],"collection":[{"href":"https:\/\/www.darkenergybiosphere.org\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.darkenergybiosphere.org\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.darkenergybiosphere.org\/wp-json\/wp\/v2\/users\/9"}],"replies":[{"embeddable":true,"href":"https:\/\/www.darkenergybiosphere.org\/wp-json\/wp\/v2\/comments?post=16777"}],"version-history":[{"count":2,"href":"https:\/\/www.darkenergybiosphere.org\/wp-json\/wp\/v2\/posts\/16777\/revisions"}],"predecessor-version":[{"id":16779,"href":"https:\/\/www.darkenergybiosphere.org\/wp-json\/wp\/v2\/posts\/16777\/revisions\/16779"}],"wp:attachment":[{"href":"https:\/\/www.darkenergybiosphere.org\/wp-json\/wp\/v2\/media?parent=16777"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.darkenergybiosphere.org\/wp-json\/wp\/v2\/categories?post=16777"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.darkenergybiosphere.org\/wp-json\/wp\/v2\/tags?post=16777"},{"taxonomy":"organization","embeddable":true,"href":"https:\/\/www.darkenergybiosphere.org\/wp-json\/wp\/v2\/organization?post=16777"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}