Posts under category: GCRMN


Red List assessment of Scleractinian corals 2018-2020

The challenge The first complete assessment of reef-building corals was completed in 2008 (Carpenter et al. 2008) from which the Red List Index of corals shows the most significant decline of all taxonomic groups assessed (fig. below), due to the impact of the 1998 global coral bleaching event. Cost/investment We estimate […]


2017 status report on Western Indian Ocean coral reefs

Step declines in coral reef health resulted from major coral bleaching in 1998 (25% loss) and 2016 (10% loss). This is the main finding from the latest GCRMN regional report on the state of coral reefs of the Western Indian Ocean (WIO) which was officially presented on 7 December 2017 […]


The devastation of coral bleaching

This was the part of the workshop that I was most looking forward to, as the idea of diving in the Seychelles was very exciting. I had envisaged this underwater paradise with biodiversity and colour a-plenty. Unfortunately, the reality was quite different.


GCRMN-GOOS Webinar

See the webinar given on 7 March by David Obura on strengthening global coral reef monitoring and reporting to meet global conservation and development needs. This was given as part of the GOOS webinar series.


GEO Handbook on Biodiversity Monitoring Networks

CORDIO participated in the publication of a new global standard on biodiversity monitoring networks, through our long term participation in the Global Coral Reef Monitoring Network (GCRMN), IUCN’s Coral Specialist Group, the Marine Biodiversity Observation Network of GEOBON and the Global Ocean Observing System’s Biodiversity and Ecosystems Panel (GOOS BioEco).


Bleaching response WIO 2016

Over 70 organizations and individuals responded to the coral bleaching event in 2016 in the Western Indian Ocean, reporting 680 observations of through an online reporting form. Dr. David Obura and Mishal Gudka of CORDIO East Africa (CORDIO EA), supported through the Biodiversity Project of the Indian Ocean Commission, present […]


Mayotte bleaching 2016

Mayotte’s 4th major bleaching event in 4 decades … and the reefs are showing a mirror to the social turmoil and changes that the island is going through.  The expedition was planned for just after the peak of thermal stress in the region, which occurred during March/April 2016.    


GCRMN strengthening 2017-2020.

In 2017-2020 a programme is proposed under ICRI to strengthen the Global Coral Reef Monitoring Network (GCRMN). The process will implement standards developed under the Global Ocean Observing System and GEOBON’s Working Group 5 on Oceans. Click on the below links to access Parts A and B of the questionnaire. […]