Atlas · Republic of the Congo / Intelligence Centre
INTELLIGENCE CENTRE · REPUBLIC OF THE CONGO

Nature and climate intelligence, from the data to the decision

297,487 mapped features and 294,959 observations from 91 datasets, harmonised to one set of units, with every number traceable to its source.

Mapped mangrove
3,000 ha
913 polygons · 2020
Change since 1996
+494 ha
+19.1% net, 1996–2025
Datasets
91
297,487 features
Data quality score
96 / 100
55,235 geometries repaired
Provenance coverage
297,487
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
913
Median / mean patch
0.178 / 3.29 ha
Effective mesh size
302.8 ha
Largest patch index
23.8% of area
Patch-size exponent α
1.65
Species & formations

Spatial clustering

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

Moran’s I
-0.168
z-score
-1.1

Mangrove area is not significantly clustered. 0 hot-spot and 0 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
8 of 9 themes have no data yet
Atlas holds no records for: Seagrass, Salt Marsh, Blue Carbon, Land Use & Land Cover, Wildlife & Habitats, Fire & Climate, Farming & Livelihoods, Surveys & Field Data. Se...
HighGovernance
Licence terms to be confirmed for 77 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
45.9% of the 913 mapped polygons are under 0.1 ha, yet patches of 10 ha or more hold 80.2% of all mangrove area. Management and monitoring effort should focus on the larg...
LowChange
Net gain of mangrove since 1996
Global Mangrove Watch maps 2,590 ha of mangrove in Republic of the Congo in 1996 and 3,084 ha in 2025: a net gain of 494 ha (19.1%), about 17 ha per year. This is the net...
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 “Republic of the Congo mangrove intelligence brief — 14 Octob...”

Datasets in Atlas

91 datasets from 6 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 · 2,965 features

Global Mangrove Watch v4.1

Global Mangrove Watch (Aberystwyth University, soloEO, Wetlands International, UNEP-WCMC, JAXA) · 7 datasets · 6,823 features

WWF Kenya Sources: GIS Centre of Excellence

WWF Kenya · 75 datasets · 105,545 features

Proposed Chollet Dam
Roads, Rail & Infrastructure · v1
1
features
Proposed National Park
Biodiversity · v1
1
features
Dja-Odzala-Minkébé - TRIDOM
Protected Areas & Landscapes · v1
1
features
Tridom Boundary official
Protected Areas & Landscapes · v1
1
features
Tridom Boundary with extra Hippos
Boundaries & Reference · v1
1
features
Congo Segment
Protected Areas & Landscapes · v1
1
features
Proposed Protected Area
Biodiversity · v1
1
features
PNNP Limits
Protected Areas & Landscapes · v1
1
features

Berkeley Voluntary Registry Offsets Database (v2026-08)

Berkeley Carbon Trading Project, University of California, Berkeley · 1 datasets · 4 features

Carbon projects: Republic of the Congo
Carbon Projects · v1
4
features

UNDP project data (IATI Registry)

United Nations Development Programme (UNDP) · 1 datasets · 8 features

WWF Kenya GIS Centre of Excellence — full server mirror

WWF Kenya · 2 datasets · 182,142 features

Roads
Reference & context · v1
54,384
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

Carbon projects: Republic of the Congo
90
Community and nature projects (UNDP): Republic of the Congo
90
Proposed Chollet Dam
95
Proposed National Park
95
Dja-Odzala-Minkébé - TRIDOM
95
Tridom Boundary official
95
Tridom Boundary with extra Hippos
95
Congo Segment
95
Proposed Protected Area
95
PNNP Limits
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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