Skip to main page content
U.S. flag

An official website of the United States government

Dot gov

The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.

Https

The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

Access keys NCBI Homepage MyNCBI Homepage Main Content Main Navigation
Comment
. 2011 Mar 1;108(9):E28; author reply E29.
doi: 10.1073/pnas.1018072108. Epub 2011 Feb 16.

Was the Devonian radiation of large predatory fish a consequence of rising atmospheric oxygen concentration?

N J Butterfield
Comment

Was the Devonian radiation of large predatory fish a consequence of rising atmospheric oxygen concentration?

N J Butterfield. Proc Natl Acad Sci U S A. .
No abstract available

PubMed Disclaimer

Conflict of interest statement

The author declares no conflict of interest.

Comment on

References

    1. Dahl TW, et al. Devonian rise in atmospheric oxygen correlated to the radiations of terrestrial plants and large predatory fish. Proc Natl Acad Sci USA. 2010;107:17911–17915. - PMC - PubMed
    1. Scott AC, Glasspool IJ. The diversification of Paleozoic fire systems and fluctuations in atmospheric oxygen concentration. Proc Natl Acad Sci USA. 2006;103:10861–10865. - PMC - PubMed
    1. Payne JL, et al. Two-phase increase in the maximum size of life over 3.5 billion years reflects biological innovation and environmental opportunity. Proc Natl Acad Sci USA. 2009;106:24–27. - PMC - PubMed
    1. Nilsson GE, Östlund-Nilsson S. Does size matter for hypoxia tolerance in fish? Biol Rev Camb Philos Soc. 2008;83:173–189. - PubMed
    1. Butterfield NJ. Oxygen, animals and oceanic ventilation: an alternative view. Geobiology. 2009;7:1–7. - PubMed

LinkOut - more resources