Atlas · Gabon / Intelligence Centre
INTELLIGENCE CENTRE · GABON

Nature and climate intelligence, from the data to the decision

490,401 mapped features and 294,972 observations from 83 datasets, harmonised to one set of units, with every number traceable to its source.

Mapped mangrove
194,465 ha
7,554 polygons · 2020
Change since 1996
+1,510 ha
+0.8% net, 1996–2025
Datasets
83
490,401 features
Data quality score
96 / 100
55,235 geometries repaired
Provenance coverage
490,401
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
7,554
Median / mean patch
0.179 / 25.74 ha
Effective mesh size
4,864.7 ha
Largest patch index
6.3% of area
Patch-size exponent α
1.52
Species & formations

Spatial clustering

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

Moran’s I
0.119
z-score
3.5

Mangrove area is significantly clustered. 38 hot-spot and 2 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
9 of 9 themes have no data yet
Atlas holds no records for: Seagrass, Salt Marsh, Blue Carbon, Carbon Projects, Land Use & Land Cover, Wildlife & Habitats, Fire & Climate, Farming & Livelihoods, Surveys...
HighGovernance
Licence terms to be confirmed for 70 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
46.0% of the 7,554 mapped polygons are under 0.1 ha, yet patches of 10 ha or more hold 98.1% of all mangrove area. Management and monitoring effort should focus on the la...
LowChange
Net gain of mangrove since 1996
Global Mangrove Watch maps 192,088 ha of mangrove in Gabon in 1996 and 193,598 ha in 2025: a net gain of 1,510 ha (0.8%), about 52 ha per year. This is the net balance of...
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 “Gabon mangrove intelligence brief — 14 October 2026”

Datasets in Atlas

83 datasets from 5 sources — grouped by where they come from

Global Mangrove Watch v3.0

Global Mangrove Watch (Aberystwyth University, soloEO, Wetlands International, UNEP-WCMC, JAXA) · 5 datasets · 21,518 features

Global Mangrove Watch v4.1

Global Mangrove Watch (Aberystwyth University, soloEO, Wetlands International, UNEP-WCMC, JAXA) · 7 datasets · 60,077 features

WWF Kenya Sources: GIS Centre of Excellence

WWF Kenya · 67 datasets · 125,034 features

TRIDOM Boundary
Protected Areas & Landscapes · v1
1
features
Colleges
Protected Areas & Landscapes · v1
1
features
Gabon Segment
Protected Areas & Landscapes · v1
1
features
Railways
Roads, Rail & Infrastructure · v1
2
features
TRIDOM Country Intersection
Protected Areas & Landscapes · v1
3
features
Possible Route of Railway
Roads, Rail & Infrastructure · v1
3
features
GAB_COG_CMR
Protected Areas & Landscapes · v1
3
features
Tridom Mining Concessions SIGHT 2021
Mining, Oil & Licences · v1
3
features

UNDP project data (IATI Registry)

United Nations Development Programme (UNDP) · 1 datasets · 9 features

Community and nature projects (UNDP): Gabon
Community Projects · v1
9
features

WWF Kenya GIS Centre of Excellence — full server mirror

WWF Kenya · 3 datasets · 283,763 features

Roads
Reference & context · v1
54,384
features
Observation_ICCN
Reference & context · v1
101,621
features
Forest Roads
Coastal Forests · v1
127,758
features

Data health

The ten lowest-scoring datasets and the local archive

Quality scorecard

Geometry, provenance, flags, duplicates, verification and licence

Community and nature projects (UNDP): Gabon
90
TRIDOM Boundary
95
Colleges
95
Gabon Segment
95
Railways
95
TRIDOM Country Intersection
95
Possible Route of Railway
95
GAB_COG_CMR
95
Tridom Mining Concessions SIGHT 2021
95
Dams
95

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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