[Coral-List] bleaching on the Great Barrier Reef

Austin Bowden-Kerby abowdenkerby at gmail.com
Sun Mar 20 21:37:55 UTC 2022


Alina,

This sort of thinking is actually quite relevant.  When the reefs of
Kiribati bleached for 30 months out of 60 months from 2015-2019, there was
apparently no bleaching at all in the later years, because everything
sensitive, >90% of the corals, were already dead, with all or most Acropora
species now locally extinct.

With so little prospect for massive changes to our energy production
systems required to turn climate change around, if I were a coral reef, I
might be hoping for a nuclear autumn at this point, now that that option is
on the table again.

Regards to all,

Happy Vernal Equinox.... enjoy the spring flowers!

Austin


Austin Bowden-Kerby, PhD
Corals for Conservation
P.O. Box 4649 Samabula, Fiji Islands

https://www.corals4conservation.org
https://www.facebook.com/C4Conservation
TEDx talk https://www.youtube.com/watch?v=7PRLJ8zDm0U
https://www.globalgiving.org/projects/emergency-response-to-massive-coral-bleaching/
<https://www.globalgiving.org/projects/emergency-response-to-massive-coral-bleaching/>


Teitei Livelihoods Centre
Km 20 Sigatoka Valley Road, Fiji Islands
(679) 938-6437
http:/www.
<http://permacultureglobal.com/projects/1759-sustainable-environmental-livelihoods-farm-Fiji>
teiteifiji.org
http://permacultureglobal.com/projects/1759-sustainable-environmental-livelihoods-farm-Fiji
https://www.globalgiving.org/projects/happy-chickens-for-food-security-and-environment-1/






On Mon, Mar 21, 2022 at 2:45 AM Alina Szmant via Coral-List <
coral-list at coral.aoml.noaa.gov> wrote:

> If the extent of bleaching is being determined mostly by aerial surveys
> looking for white reef areas with minimal ground truthing, can the
> observers distinguish between dead, algal covered reef and live coral reef
> both of which can look similar from way up high unless (they are using
> LIDAR or some such more sophisticated tool that can distinguish between the
> two)? When I look at the comparison of bleaching patterns between 2016 and
> 2020 in the figure in the link to article titled: "Great Barrier Reef found
> to be coral bleached from north to south for first time" [
> https://www.abc.net.au/news/2020-04-07/great-barrier-reef-most-widespread-coral-bleaching-on-record/12107054]
> at  the bottom of the current link, it looks like the areas that bleached
> in 2016 didn't bleach in 2020 but maybe that's because the reefs were brown
> colored from algae and not coral.
>
>
>
> *************************************************************************
> Dr. Alina M. Szmant, CEO
> CISME Instruments LLC
> 210 Braxlo Lane,
> Wilmington NC 28409 USA
> AAUS Scientific Diving Lifetime Achievement Awardee
> cell: 910-200-3913
> EMAIL: alina at cisme-instruments.com
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>
> -----Original Message-----
> From: Coral-List <coral-list-bounces at coral.aoml.noaa.gov> On Behalf Of
> Douglas Fenner via Coral-List
> Sent: Saturday, March 19, 2022 2:16 AM
> To: coral list <coral-list at coral.aoml.noaa.gov>
> Subject: Re: [Coral-List] bleaching on the Great Barrier Reef
>
> Another article on the Great Barrier Reef bleaching story, with additional
> info:
>
>
> https://www.abc.net.au/news/2022-03-18/queensland-great-barrier-reef-facing-another-bleaching-event/100917656
>
> Anybody else seeing bleaching where they are??
>
> Cheers, Doug
>
> On Fri, Mar 18, 2022 at 6:26 PM Douglas Fenner <
> douglasfennertassi at gmail.com>
> wrote:
>
> > Dead coral found at Great Barrier Reef as widespread bleaching unfolds
> >
> >
> > https://www.theguardian.com/environment/2022/mar/18/dead-coral-found-a
> > t-great-barrier-reef-as-widespread-bleaching-event-unfolds
> > <https://www.theguardian.com/environment/2022/mar/18/dead-coral-found-
> > at-great-barrier-reef-as-widespread-bleaching-event-unfolds?CMP=Share_
> > AndroidApp_Other>
> >
> > --
> > Douglas Fenner
> > Lynker Technologies, LLC, Contractor
> > NOAA Fisheries Service
> > Pacific Islands Regional Office
> > Honolulu
> > and:
> > Coral Reef Consulting
> > PO Box 997390
> > Pago Pago, American Samoa 96799-6298  USA
> >
> > Are we wasting money on shiny objects and high tech that does not yet
> > work, instead of proven low-tech to stop global warming?
> > https://www.nature.com/articles/d41586-022-00560-2
> >
> > Over 1 million sq km more land cleared for crops
> >
> > https://www.science.org/content/article/cropland-has-gobbled-over-1-mi
> > llion-square-kilometers-earth-s-surface
> >
> > Peat bogs hold TWICE as much carbon as the world's forests!!!
> > https://www.yahoo.com/news/environmentalists-fight-protect-peat-bogs-2
> > 33902101.html
> >
> >
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