Coral Reef Diagnostics

Maldives - Kashidhoo Faru

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05
Photo: Anderson Mayfield/Coral Reef Diagnostics
Country
Survey date(s)
2016-01-22
Coordinates
5.2978, 72.9364
Coral cover
27%
Diver transect survey, July 2016 (Coral Reef CPR point-intercept transects; we were part of the CPR team; n=13 transects)
Observations
None tagged; see Stressors below
Heat stress
Most recent heat load record
26 Oct 2026 · Bleaching Watch
5-year thermal stress load
5-year mean max. degree heating weeks (DHW)
2021–2025
NOAA Coral Reef Watch — Maldives virtual station
i 5-year mean max. DHW is the mean of the annual maximum DHWs over the five complete years named above, not conditions today.
More infoMaldives (NOAA CRW virtual station)
Photographs
308
43 shown on this page
Site summary
Read this summary in:

A Baa Atoll reef that Anderson's January 2016 field notes describe as having very high coral cover and diversity, with whorled plate corals and lilac-tipped staghorn thickets — photographed just before the 2016 El Niño bleached most of the atoll's reefs. Coral Reef CPR point-intercept transects put cover at 27% in July 2016, after the bleaching, down from 74% in April 2016.

Max. depth dived
22.5 m
sample-sheet maximum
Sea surface temp. (satellite)
28.8°C
satellite sea surface temperature (SST) on the survey date (NOAA Coral Reef Watch, Maldives), not an in-water reading; it is the warmest-pixel (90th percentile) reading in the station area and can run 1–1.5°C above the reef

One other CRD dive site with its own page within 5 km shown in orange — click a marker to open its page.

10 of the 43 photographs on this page are shown beside the text that discusses them under "Site description" below.

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Photo credit & attribution

Site description

General benthic features

A reef Anderson's field notes describe as having "very high coral cover and diversity" — a rolling slope smothered in coral, where giant rosettes of thin, whorled plates stack like heads of ancient roses beside dense staghorn thickets with lilac-blue branch tips (e.g., Image 6, Image 18, Image 23, Image 24).

A vivid yellow-green table coral crowns one rise, and deeper down the reef turns into a waving green meadow of long-polyped colonies (e.g., Image 37).

Coral cover

Stressors

In January 2016 Anderson's sample sheet already noted "some partial mortality" on three of the large branching colonies sampled (one also with "some new mortality") and "some paler sections" on another sampled colony. The frames from that dive also show stark-white sections on branching colonies, recent mortality, cause not stated (e.g., Image 46).

Months later, the 2016 El Niño bleached the vast majority of corals on Baa's reefs. No crown-of-thorns starfish (COTS) or other corallivores were evident.

Fish and other fauna

Clouds of slender silver fish stream over the thickets (e.g., Image 17), damselfish hold territories among the plates, and a scarlet feather star hides in the branches.

Comparisons with other data

Apart from the Coral Reef CPR surveys shown here, we found no other surveys at this site as of 2026. If you would like to share yours, please email us.

Other notes

Look for the field marks of working science: numbered tags zip-tied to corals, a ruler laid against each tagged colony (e.g., Image 1, Image 2, Image 14), and a researcher's wrist computer reading 13.2 meters.

CV model comparison

Headline: Coral Reef CPR point-intercept transects, July 2016, after the 2016 bleaching (we were part of the CPR team); April 2016 is the earlier survey, during the bleaching.
More infoCoralSCOP on the January 2016 photos predates the bleaching and is a comparison only; rows are never averaged.
MethodHard coral cover (%)Photos (n) ± SE
Transect, July 2016 (headline)26.6
Transect, April 2016 (during the bleaching)74.0
CoralSCOP edited26.2*n = 19 · SE 5.3

CoralSCOP (edited photos) reads 26.2%, within 0.4 pp of the in-water transect (26.6%).

*Based on only 19 reef-habitat photos; this estimate is less certain.

Data & links

All images from Coral Reef Diagnostics. Data are from Coral Reef Diagnostics and Coral Reef CPR.

© Coral Reef Diagnostics.