Jump to content

Did the First Deep-Ocean Animals Live in a World with Negligible Oxygen?


Oxytropidoceras

Recommended Posts

Oxytropidoceras

Did the First Animals Live in a World Without Oxygen?

A new study suggests the answer may be yes.

https://www.airspacemag.com/daily-planet/did-first-animals-live-world-without-oxygen-1-180967792/

 

Stolper, D.A. and Keller, C.B., 2018. A record of deep-ocean

dissolved O2 from the oxidation state of iron in submarine

basalts. Nature, 553, pages 323–327

Received: 10 July 2017, Accepted: 02 November 2017

Published online: 03 January 2018

https://www.nature.com/articles/nature25009

 

yours,

 

Paul H.

Link to post
Share on other sites

Even if the oceans weren't full of oxygen, the Ediacarans were known to rest on/move across (and eat?) microbial mats. Would these mats not produce oxygen, and would there not therefore be more O2 at the sea bed where the Ediacarans lived than there was in the ocean as a whole?

Link to post
Share on other sites
  • Fossildude19 changed the title to Did the First Deep-Ocean Animals Live in a World with Negligible Oxygen?

Create an account or sign in to comment

You need to be a member in order to leave a comment

Create an account

Sign up for a new account in our community. It's easy!

Register a new account

Sign in

Already have an account? Sign in here.

Sign In Now
  • Recently Browsing   0 members

    No registered users viewing this page.

×
×
  • Create New...