Atlas · Mauritius / Intelligence Centre
INTELLIGENCE CENTRE · MAURITIUS

Nature and climate intelligence, from the data to the decision

29,614 mapped features and 23,095 observations from 14 datasets, harmonised to one set of units, with every number traceable to its source.

Explore Atlas by theme

Mangroves are where Atlas starts. The same platform holds the pressures, places and projects around them for Mauritius.

All themes
Mapped mangrove
415 ha
443 polygons · 2020
Change since 1996
+145 ha
+48.2% net, 1996–2025
Datasets
14
29,614 features
Data quality score
97 / 100
55,235 geometries repaired
Provenance coverage
29,614
Records traceable to source

The seascape at a glance

Live from Atlas’ own database

Mangrove formations map

Pan and zoom; click a polygon for its area and source

Area by formation

Share of mapped hectares

Mangrove · 100.0%

Landscape science

Computed, reproducible measures (see Methodologies)

Fragmentation

How broken up is the canopy?

Patches
443
Median / mean patch
0.252 / 0.94 ha
Effective mesh size
4.7 ha
Largest patch index
3.5% of area
Patch-size exponent α
2.16
Species & formations

Spatial clustering

Moran’s I and Getis-Ord Gi* on a 5 km grid

Moran’s I
0.186
z-score
1.7

Mangrove area is not significantly clustered. 4 hot-spot and 3 cold-spot cells.

Spatial analysis

Mangrove area by year

Global Mangrove Watch, hectares

Themes

Where Atlas has data, and where it is still empty

What the analysis says

Top recommendations from the intelligence engine
HighData_gap
14 of 9 themes have no data yet
Atlas holds no records for: Salt Marsh, Coastal Forests, Blue Carbon, Restoration Sites, Carbon Projects, Biodiversity, Land Use & Land Cover, People & Settlements, Wildl...
HighGovernance
Licence terms to be confirmed for 5 datasets
Licence terms are being confirmed with the publisher. Atlas holds the data for scientific and internal use and shows the original attribution, but cannot grant bulk redis...
MediumFragmentation
Most polygons are very small, but most area sits in large stands
32.5% of the 443 mapped polygons are under 0.1 ha, yet patches of 10 ha or more hold 15.1% of all mangrove area. Management and monitoring effort should focus on the larg...
LowChange
Net gain of mangrove since 1996
Global Mangrove Watch maps 300 ha of mangrove in Mauritius in 1996 and 445 ha in 2025: a net gain of 145 ha (48.2%), about 5 ha per year. This is the net balance of total...
All recommendations

Ask the analyst

Plain-English questions, answered with real calculations

See how it works
Latest brief: 4 computed insights: 2 need attention, 1 are worth acting on. Read “Mauritius mangrove intelligence brief — 14 October 2026”

Datasets in Atlas

14 datasets from 4 sources — grouped by where they come from

Global Mangrove Watch v4.1

Global Mangrove Watch (Aberystwyth University, soloEO, Wetlands International, UNEP-WCMC, JAXA) · 7 datasets · 3,135 features

WWF Kenya Sources: GIS Centre of Excellence

WWF Kenya · 5 datasets · 26,460 features

polygons
Protected Areas & Landscapes · v1
11
features
Fibre Cable Landing Stations
Roads, Rail & Infrastructure · v1
126
features
Power Plants (Power output MW)
Roads, Rail & Infrastructure · v1
642
features
Dams
Roads, Rail & Infrastructure · v1
2,586
features
Irrigated Areas
Water & Catchments · v1
23,095
features

UNEP-WCMC global seagrass and saltmarsh layers

UN Environment Programme World Conservation Monitoring Centre (UNEP-WCMC) and Short FT · 1 datasets · 9 features

Seagrass (UNEP-WCMC): Mauritius
Seagrass · v1
9
features

UNDP project data (IATI Registry)

United Nations Development Programme (UNDP) · 1 datasets · 10 features

Community and nature projects (UNDP): Mauritius
Community Projects · v1
10
features

Data health

The ten lowest-scoring datasets and the local archive

Quality scorecard

Geometry, provenance, flags, duplicates, verification and licence

Seagrass (UNEP-WCMC): Mauritius
90
Community and nature projects (UNDP): Mauritius
90
polygons
95
Fibre Cable Landing Stations
95
Power Plants (Power output MW)
95
Dams
95
Irrigated Areas
95
Global Mangrove Watch v4.1: mangrove extent 2025, Mauritius
100
Global Mangrove Watch v4.1: mangrove extent 2020, Mauritius
100
Global Mangrove Watch v4.1: mangrove extent 2015, Mauritius
100

Local archive

Atlas runs from its own copy

Last import
14 Oct 2026, 15:38
Snapshots kept
1
Units
ha · m · % · UTC · WGS 84
Sources online?
Not needed. Atlas serves everything from its own database.
Full data-quality report
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