Atlas · Ghana / Intelligence Centre
INTELLIGENCE CENTRE · GHANA

Nature and climate intelligence, from the data to the decision

118,503 mapped features and 37,971 observations from 29 datasets, harmonised to one set of units, with every number traceable to its source.

Mapped mangrove
9,126 ha
2,198 polygons · 2020
Change since 1996
+2,057 ha
+34.8% net, 1996–2025
Datasets
29
118,503 features
Data quality score
96 / 100
55,235 geometries repaired
Provenance coverage
118,503
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
2,198
Median / mean patch
0.178 / 4.15 ha
Effective mesh size
1,382.6 ha
Largest patch index
37.5% of area
Patch-size exponent α
1.70
Species & formations

Spatial clustering

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

Moran’s I
0.248
z-score
3.3

Mangrove area is significantly clustered. 8 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
11 of 9 themes have no data yet
Atlas holds no records for: Coastal Forests, Blue Carbon, Restoration Sites, Protected Areas & Landscapes, Land Use & Land Cover, People & Settlements, Wildlife & Habitat...
HighGovernance
Licence terms to be confirmed for 13 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
40.3% of the 2,198 mapped polygons are under 0.1 ha, yet patches of 10 ha or more hold 86.9% of all mangrove area. Management and monitoring effort should focus on the la...
LowChange
Net gain of mangrove since 1996
Global Mangrove Watch maps 5,909 ha of mangrove in Ghana in 1996 and 7,966 ha in 2025: a net gain of 2,057 ha (34.8%), about 71 ha per year. This is the net balance of to...
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 “Ghana mangrove intelligence brief — 14 October 2026”

Datasets in Atlas

29 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 · 23,049 features

Global Mangrove Watch v4.1

Global Mangrove Watch (Aberystwyth University, soloEO, Wetlands International, UNEP-WCMC, JAXA) · 7 datasets · 17,594 features

WWF Kenya Sources: GIS Centre of Excellence

WWF Kenya · 13 datasets · 77,832 features

Large airport
Roads, Rail & Infrastructure · v1
23
features
Planned Major Roads and Rails
Roads, Rail & Infrastructure · v1
33
features
Development Corridors
Roads, Rail & Infrastructure · v1
33
features
Fibre Cable Landing Stations
Roads, Rail & Infrastructure · v1
126
features
Rivers
Water & Catchments · v1
228
features
Power Plants (Power output MW)
Roads, Rail & Infrastructure · v1
642
features
Small airport
Roads, Rail & Infrastructure · v1
1,979
features
Dams
Roads, Rail & Infrastructure · v1
2,586
features

Berkeley Voluntary Registry Offsets Database (v2026-08)

Berkeley Carbon Trading Project, University of California, Berkeley · 1 datasets · 8 features

Carbon projects: Ghana
Carbon Projects · v1
8
features

UNEP-WCMC global seagrass and saltmarsh layers

UN Environment Programme World Conservation Monitoring Centre (UNEP-WCMC) and Short FT · 2 datasets · 6 features

Seagrass (UNEP-WCMC): Ghana
Seagrass · v1
4
features
Salt marsh (UNEP-WCMC): Ghana
Salt Marsh · v1
2
features

UNDP project data (IATI Registry)

United Nations Development Programme (UNDP) · 1 datasets · 14 features

Community and nature projects (UNDP): Ghana
Community Projects · v1
14
features

Data health

The ten lowest-scoring datasets and the local archive

Quality scorecard

Geometry, provenance, flags, duplicates, verification and licence

Carbon projects: Ghana
90
Seagrass (UNEP-WCMC): Ghana
90
Salt marsh (UNEP-WCMC): Ghana
90
Community and nature projects (UNDP): Ghana
90
Large airport
95
Planned Major Roads and Rails
95
Development Corridors
95
Fibre Cable Landing Stations
95
Rivers
95
Power Plants (Power output MW)
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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